{"element":"D","isotope":"2D","mass":2.0141,"abundance":1}
{"element":"Ac","isotope":"227Ac","mass":227.02775,"abundance":1}
{"element":"Ag","isotope":"107Ag","mass":106.90509,"abundance":0.51839}
{"element":"Ag","isotope":"108Ag","mass":108,"abundance":0}
{"element":"Ag","isotope":"109Ag","mass":108.90476,"abundance":0.48161}
{"element":"Al","isotope":"27Al","mass":26.98154,"abundance":1}
{"element":"Am","isotope":"243Am","mass":243.06138,"abundance":1}
{"element":"Ar","isotope":"36Ar","mass":35.96755,"abundance":0.00334}
{"element":"Ar","isotope":"37Ar","mass":37,"abundance":0}
{"element":"Ar","isotope":"38Ar","mass":37.96273,"abundance":0.00063}
{"element":"Ar","isotope":"39Ar","mass":39,"abundance":0}
{"element":"Ar","isotope":"40Ar","mass":39.96238,"abundance":0.99604}
{"element":"As","isotope":"75As","mass":74.92159,"abundance":1}
{"element":"At","isotope":"210At","mass":209.98715,"abundance":1}
{"element":"Au","isotope":"197Au","mass":196.96657,"abundance":1}
{"element":"B","isotope":"10B","mass":10.01294,"abundance":0.199}
{"element":"B","isotope":"11B","mass":11.00931,"abundance":0.801}
{"element":"Ba","isotope":"130Ba","mass":129.90632,"abundance":0.00106}
{"element":"Ba","isotope":"131Ba","mass":131,"abundance":0}
{"element":"Ba","isotope":"132Ba","mass":131.90506,"abundance":0.00101}
{"element":"Ba","isotope":"133Ba","mass":133,"abundance":0}
{"element":"Ba","isotope":"134Ba","mass":133.90451,"abundance":0.02417}
{"element":"Ba","isotope":"135Ba","mass":134.90569,"abundance":0.06592}
{"element":"Ba","isotope":"136Ba","mass":135.90458,"abundance":0.07854}
{"element":"Ba","isotope":"137Ba","mass":136.90583,"abundance":0.11232}
{"element":"Ba","isotope":"138Ba","mass":137.90525,"abundance":0.71698}
{"element":"Be","isotope":"9Be","mass":9.01218,"abundance":1}
{"element":"Bi","isotope":"209Bi","mass":208.9804,"abundance":1}
{"element":"Bk","isotope":"247Bk","mass":247.07031,"abundance":1}
{"element":"Br","isotope":"79Br","mass":78.91834,"abundance":0.5069}
{"element":"Br","isotope":"80Br","mass":80,"abundance":0}
{"element":"Br","isotope":"81Br","mass":80.91629,"abundance":0.4931}
{"element":"C","isotope":"12C","mass":12,"abundance":0.9893}
{"element":"C","isotope":"13C","mass":13.00335,"abundance":0.0107}
{"element":"C","isotope":"14C","mass":14.00324,"abundance":0}
{"element":"Ca","isotope":"40Ca","mass":39.96259,"abundance":0.96941}
{"element":"Ca","isotope":"41Ca","mass":41,"abundance":0}
{"element":"Ca","isotope":"42Ca","mass":41.95862,"abundance":0.00647}
{"element":"Ca","isotope":"43Ca","mass":42.95877,"abundance":0.00135}
{"element":"Ca","isotope":"44Ca","mass":43.95548,"abundance":0.02086}
{"element":"Ca","isotope":"45Ca","mass":45,"abundance":0}
{"element":"Ca","isotope":"46Ca","mass":45.95369,"abundance":0.00004}
{"element":"Ca","isotope":"47Ca","mass":47,"abundance":0}
{"element":"Ca","isotope":"48Ca","mass":47.95252,"abundance":0.00187}
{"element":"Cd","isotope":"106Cd","mass":105.90646,"abundance":0.0125}
{"element":"Cd","isotope":"107Cd","mass":107,"abundance":0}
{"element":"Cd","isotope":"108Cd","mass":107.90418,"abundance":0.0089}
{"element":"Cd","isotope":"109Cd","mass":109,"abundance":0}
{"element":"Cd","isotope":"110Cd","mass":109.90301,"abundance":0.1249}
{"element":"Cd","isotope":"111Cd","mass":110.90418,"abundance":0.128}
{"element":"Cd","isotope":"112Cd","mass":111.90276,"abundance":0.2413}
{"element":"Cd","isotope":"113Cd","mass":112.90441,"abundance":0.1222}
{"element":"Cd","isotope":"114Cd","mass":113.90337,"abundance":0.2873}
{"element":"Cd","isotope":"115Cd","mass":115,"abundance":0}
{"element":"Cd","isotope":"116Cd","mass":115.90476,"abundance":0.0749}
{"element":"Ce","isotope":"136Ce","mass":135.90713,"abundance":0.00185}
{"element":"Ce","isotope":"137Ce","mass":137,"abundance":0}
{"element":"Ce","isotope":"138Ce","mass":137.90599,"abundance":0.00251}
{"element":"Ce","isotope":"139Ce","mass":139,"abundance":0}
{"element":"Ce","isotope":"140Ce","mass":139.90544,"abundance":0.8845}
{"element":"Ce","isotope":"141Ce","mass":141,"abundance":0}
{"element":"Ce","isotope":"142Ce","mass":141.90925,"abundance":0.11114}
{"element":"Cf","isotope":"251Cf","mass":251.07959,"abundance":1}
{"element":"Cl","isotope":"35Cl","mass":34.96885,"abundance":0.7576}
{"element":"Cl","isotope":"36Cl","mass":36,"abundance":0}
{"element":"Cl","isotope":"37Cl","mass":36.9659,"abundance":0.2424}
{"element":"Cm","isotope":"247Cm","mass":247.07035,"abundance":1}
{"element":"Co","isotope":"59Co","mass":58.93319,"abundance":1}
{"element":"Cr","isotope":"50Cr","mass":49.94604,"abundance":0.04345}
{"element":"Cr","isotope":"51Cr","mass":51,"abundance":0}
{"element":"Cr","isotope":"52Cr","mass":51.94051,"abundance":0.83789}
{"element":"Cr","isotope":"53Cr","mass":52.94065,"abundance":0.09501}
{"element":"Cr","isotope":"54Cr","mass":53.93888,"abundance":0.02365}
{"element":"Cs","isotope":"133Cs","mass":132.90545,"abundance":1}
{"element":"Cu","isotope":"63Cu","mass":62.9296,"abundance":0.6915}
{"element":"Cu","isotope":"64Cu","mass":64,"abundance":0}
{"element":"Cu","isotope":"65Cu","mass":64.92779,"abundance":0.3085}
{"element":"Dy","isotope":"156Dy","mass":155.92428,"abundance":0.00056}
{"element":"Dy","isotope":"157Dy","mass":157,"abundance":0}
{"element":"Dy","isotope":"158Dy","mass":157.92442,"abundance":0.00095}
{"element":"Dy","isotope":"159Dy","mass":159,"abundance":0}
{"element":"Dy","isotope":"160Dy","mass":159.9252,"abundance":0.02329}
{"element":"Dy","isotope":"161Dy","mass":160.92694,"abundance":0.18889}
{"element":"Dy","isotope":"162Dy","mass":161.92681,"abundance":0.25475}
{"element":"Dy","isotope":"163Dy","mass":162.92874,"abundance":0.24896}
{"element":"Dy","isotope":"164Dy","mass":163.92918,"abundance":0.2826}
{"element":"Er","isotope":"162Er","mass":161.92879,"abundance":0.00139}
{"element":"Er","isotope":"163Er","mass":163,"abundance":0}
{"element":"Er","isotope":"164Er","mass":163.92921,"abundance":0.01601}
{"element":"Er","isotope":"165Er","mass":165,"abundance":0}
{"element":"Er","isotope":"166Er","mass":165.9303,"abundance":0.33503}
{"element":"Er","isotope":"167Er","mass":166.93205,"abundance":0.22869}
{"element":"Er","isotope":"168Er","mass":167.93238,"abundance":0.26978}
{"element":"Er","isotope":"169Er","mass":169,"abundance":0}
{"element":"Er","isotope":"170Er","mass":169.93547,"abundance":0.1491}
{"element":"Es","isotope":"252Es","mass":252.08298,"abundance":1}
{"element":"Eu","isotope":"151Eu","mass":150.91986,"abundance":0.4781}
{"element":"Eu","isotope":"152Eu","mass":152,"abundance":0}
{"element":"Eu","isotope":"153Eu","mass":152.92124,"abundance":0.5219}
{"element":"F","isotope":"19F","mass":18.9984,"abundance":1}
{"element":"Fe","isotope":"54Fe","mass":53.93961,"abundance":0.05845}
{"element":"Fe","isotope":"55Fe","mass":55,"abundance":0}
{"element":"Fe","isotope":"56Fe","mass":55.93494,"abundance":0.91754}
{"element":"Fe","isotope":"57Fe","mass":56.93539,"abundance":0.02119}
{"element":"Fe","isotope":"58Fe","mass":57.93327,"abundance":0.00282}
{"element":"Fm","isotope":"257Fm","mass":257.09511,"abundance":1}
{"element":"Fr","isotope":"223Fr","mass":223.01974,"abundance":1}
{"element":"Ga","isotope":"69Ga","mass":68.92557,"abundance":0.60108}
{"element":"Ga","isotope":"70Ga","mass":70,"abundance":0}
{"element":"Ga","isotope":"71Ga","mass":70.9247,"abundance":0.39892}
{"element":"Gd","isotope":"152Gd","mass":151.9198,"abundance":0.002}
{"element":"Gd","isotope":"153Gd","mass":153,"abundance":0}
{"element":"Gd","isotope":"154Gd","mass":153.92087,"abundance":0.0218}
{"element":"Gd","isotope":"155Gd","mass":154.92263,"abundance":0.148}
{"element":"Gd","isotope":"156Gd","mass":155.92213,"abundance":0.2047}
{"element":"Gd","isotope":"157Gd","mass":156.92397,"abundance":0.1565}
{"element":"Gd","isotope":"158Gd","mass":157.92411,"abundance":0.2484}
{"element":"Gd","isotope":"159Gd","mass":159,"abundance":0}
{"element":"Gd","isotope":"160Gd","mass":159.92706,"abundance":0.2186}
{"element":"Ge","isotope":"70Ge","mass":69.92425,"abundance":0.2057}
{"element":"Ge","isotope":"71Ge","mass":71,"abundance":0}
{"element":"Ge","isotope":"72Ge","mass":71.92208,"abundance":0.2745}
{"element":"Ge","isotope":"73Ge","mass":72.92346,"abundance":0.0775}
{"element":"Ge","isotope":"74Ge","mass":73.92118,"abundance":0.365}
{"element":"Ge","isotope":"75Ge","mass":75,"abundance":0}
{"element":"Ge","isotope":"76Ge","mass":75.9214,"abundance":0.0773}
{"element":"H","isotope":"1H","mass":1.00783,"abundance":0.99988}
{"element":"H","isotope":"2H","mass":2.0141,"abundance":0.00012}
{"element":"H","isotope":"3H","mass":3.01605,"abundance":0}
{"element":"He","isotope":"3He","mass":3.01603,"abundance":1.34e-06}
{"element":"He","isotope":"4He","mass":4.0026,"abundance":1}
{"element":"Hf","isotope":"174Hf","mass":173.94005,"abundance":0.0016}
{"element":"Hf","isotope":"175Hf","mass":175,"abundance":0}
{"element":"Hf","isotope":"176Hf","mass":175.94141,"abundance":0.0526}
{"element":"Hf","isotope":"177Hf","mass":176.94323,"abundance":0.186}
{"element":"Hf","isotope":"178Hf","mass":177.94371,"abundance":0.2728}
{"element":"Hf","isotope":"179Hf","mass":178.94582,"abundance":0.1362}
{"element":"Hf","isotope":"180Hf","mass":179.94656,"abundance":0.3508}
{"element":"Hg","isotope":"196Hg","mass":195.96583,"abundance":0.0015}
{"element":"Hg","isotope":"197Hg","mass":197,"abundance":0}
{"element":"Hg","isotope":"198Hg","mass":197.96677,"abundance":0.0997}
{"element":"Hg","isotope":"199Hg","mass":198.96828,"abundance":0.1687}
{"element":"Hg","isotope":"200Hg","mass":199.96833,"abundance":0.231}
{"element":"Hg","isotope":"201Hg","mass":200.9703,"abundance":0.1318}
{"element":"Hg","isotope":"202Hg","mass":201.97064,"abundance":0.2986}
{"element":"Hg","isotope":"203Hg","mass":203,"abundance":0}
{"element":"Hg","isotope":"204Hg","mass":203.97349,"abundance":0.0687}
{"element":"Ho","isotope":"165Ho","mass":164.93033,"abundance":1}
{"element":"I","isotope":"127I","mass":126.90447,"abundance":1}
{"element":"In","isotope":"113In","mass":112.90406,"abundance":0.0429}
{"element":"In","isotope":"114In","mass":114,"abundance":0}
{"element":"In","isotope":"115In","mass":114.90388,"abundance":0.9571}
{"element":"Ir","isotope":"191Ir","mass":190.96059,"abundance":0.373}
{"element":"Ir","isotope":"192Ir","mass":192,"abundance":0}
{"element":"Ir","isotope":"193Ir","mass":192.96292,"abundance":0.627}
{"element":"K","isotope":"39K","mass":38.96371,"abundance":0.93258}
{"element":"K","isotope":"40K","mass":39.964,"abundance":0.00012}
{"element":"K","isotope":"41K","mass":40.96183,"abundance":0.0673}
{"element":"Kr","isotope":"78Kr","mass":77.92036,"abundance":0.00355}
{"element":"Kr","isotope":"79Kr","mass":79,"abundance":0}
{"element":"Kr","isotope":"80Kr","mass":79.91638,"abundance":0.02286}
{"element":"Kr","isotope":"81Kr","mass":81,"abundance":0}
{"element":"Kr","isotope":"82Kr","mass":81.91348,"abundance":0.11593}
{"element":"Kr","isotope":"83Kr","mass":82.91413,"abundance":0.115}
{"element":"Kr","isotope":"84Kr","mass":83.9115,"abundance":0.56987}
{"element":"Kr","isotope":"85Kr","mass":85,"abundance":0}
{"element":"Kr","isotope":"86Kr","mass":85.91061,"abundance":0.17279}
{"element":"La","isotope":"138La","mass":137.90711,"abundance":0.00089}
{"element":"La","isotope":"139La","mass":138.90636,"abundance":0.99911}
{"element":"Li","isotope":"6Li","mass":6.01512,"abundance":0.0759}
{"element":"Li","isotope":"7Li","mass":7.016,"abundance":0.9241}
{"element":"Lr","isotope":"262Lr","mass":262.10961,"abundance":1}
{"element":"Lu","isotope":"175Lu","mass":174.94078,"abundance":0.97401}
{"element":"Lu","isotope":"176Lu","mass":175.94269,"abundance":0.02599}
{"element":"Md","isotope":"258Md","mass":258.09843,"abundance":1}
{"element":"Mg","isotope":"24Mg","mass":23.98504,"abundance":0.7899}
{"element":"Mg","isotope":"25Mg","mass":24.98584,"abundance":0.1}
{"element":"Mg","isotope":"26Mg","mass":25.98259,"abundance":0.1101}
{"element":"Mn","isotope":"55Mn","mass":54.93804,"abundance":1}
{"element":"Mo","isotope":"92Mo","mass":91.90681,"abundance":0.1453}
{"element":"Mo","isotope":"93Mo","mass":93,"abundance":0}
{"element":"Mo","isotope":"94Mo","mass":93.90508,"abundance":0.0915}
{"element":"Mo","isotope":"95Mo","mass":94.90584,"abundance":0.1584}
{"element":"Mo","isotope":"96Mo","mass":95.90468,"abundance":0.1667}
{"element":"Mo","isotope":"97Mo","mass":96.90602,"abundance":0.096}
{"element":"Mo","isotope":"98Mo","mass":97.9054,"abundance":0.2439}
{"element":"Mo","isotope":"99Mo","mass":99,"abundance":0}
{"element":"Mo","isotope":"100Mo","mass":99.90747,"abundance":0.0982}
{"element":"N","isotope":"14N","mass":14.00307,"abundance":0.99636}
{"element":"N","isotope":"15N","mass":15.00011,"abundance":0.00364}
{"element":"Na","isotope":"23Na","mass":22.98977,"abundance":1}
{"element":"Nb","isotope":"93Nb","mass":92.90637,"abundance":1}
{"element":"Nd","isotope":"142Nd","mass":141.90773,"abundance":0.27152}
{"element":"Nd","isotope":"143Nd","mass":142.90982,"abundance":0.12174}
{"element":"Nd","isotope":"144Nd","mass":143.91009,"abundance":0.23798}
{"element":"Nd","isotope":"145Nd","mass":144.91258,"abundance":0.08293}
{"element":"Nd","isotope":"146Nd","mass":145.91312,"abundance":0.17189}
{"element":"Nd","isotope":"147Nd","mass":147,"abundance":0}
{"element":"Nd","isotope":"148Nd","mass":147.9169,"abundance":0.05756}
{"element":"Nd","isotope":"149Nd","mass":149,"abundance":0}
{"element":"Nd","isotope":"150Nd","mass":149.9209,"abundance":0.05638}
{"element":"Ne","isotope":"20Ne","mass":19.99244,"abundance":0.9048}
{"element":"Ne","isotope":"21Ne","mass":20.99385,"abundance":0.0027}
{"element":"Ne","isotope":"22Ne","mass":21.99139,"abundance":0.0925}
{"element":"Ni","isotope":"58Ni","mass":57.93534,"abundance":0.68077}
{"element":"Ni","isotope":"59Ni","mass":59,"abundance":0}
{"element":"Ni","isotope":"60Ni","mass":59.93079,"abundance":0.26223}
{"element":"Ni","isotope":"61Ni","mass":60.93106,"abundance":0.0114}
{"element":"Ni","isotope":"62Ni","mass":61.92835,"abundance":0.03635}
{"element":"Ni","isotope":"63Ni","mass":63,"abundance":0}
{"element":"Ni","isotope":"64Ni","mass":63.92797,"abundance":0.00925}
{"element":"No","isotope":"259No","mass":259.10103,"abundance":1}
{"element":"Np","isotope":"237Np","mass":237.04817,"abundance":1}
{"element":"O","isotope":"16O","mass":15.99491,"abundance":0.99757}
{"element":"O","isotope":"17O","mass":16.99913,"abundance":0.00038}
{"element":"O","isotope":"18O","mass":17.99916,"abundance":0.00205}
{"element":"Os","isotope":"184Os","mass":183.95249,"abundance":0.0002}
{"element":"Os","isotope":"185Os","mass":185,"abundance":0}
{"element":"Os","isotope":"186Os","mass":185.95383,"abundance":0.0159}
{"element":"Os","isotope":"187Os","mass":186.95575,"abundance":0.0196}
{"element":"Os","isotope":"188Os","mass":187.95584,"abundance":0.1324}
{"element":"Os","isotope":"189Os","mass":188.95814,"abundance":0.1615}
{"element":"Os","isotope":"190Os","mass":189.95844,"abundance":0.2626}
{"element":"Os","isotope":"191Os","mass":191,"abundance":0}
{"element":"Os","isotope":"192Os","mass":191.96148,"abundance":0.4078}
{"element":"P","isotope":"31P","mass":30.97376,"abundance":1}
{"element":"Pa","isotope":"231Pa","mass":231.03588,"abundance":1}
{"element":"Pb","isotope":"204Pb","mass":203.97304,"abundance":0.014}
{"element":"Pb","isotope":"205Pb","mass":205,"abundance":0}
{"element":"Pb","isotope":"206Pb","mass":205.97447,"abundance":0.241}
{"element":"Pb","isotope":"207Pb","mass":206.9759,"abundance":0.221}
{"element":"Pb","isotope":"208Pb","mass":207.97665,"abundance":0.524}
{"element":"Pd","isotope":"102Pd","mass":101.9056,"abundance":0.0102}
{"element":"Pd","isotope":"103Pd","mass":103,"abundance":0}
{"element":"Pd","isotope":"104Pd","mass":103.90403,"abundance":0.1114}
{"element":"Pd","isotope":"105Pd","mass":104.90508,"abundance":0.2233}
{"element":"Pd","isotope":"106Pd","mass":105.90348,"abundance":0.2733}
{"element":"Pd","isotope":"107Pd","mass":107,"abundance":0}
{"element":"Pd","isotope":"108Pd","mass":107.90389,"abundance":0.2646}
{"element":"Pd","isotope":"109Pd","mass":109,"abundance":0}
{"element":"Pd","isotope":"110Pd","mass":109.90515,"abundance":0.1172}
{"element":"Pm","isotope":"145Pm","mass":144.91276,"abundance":1}
{"element":"Po","isotope":"209Po","mass":208.98243,"abundance":1}
{"element":"Pr","isotope":"141Pr","mass":140.90766,"abundance":1}
{"element":"Pt","isotope":"190Pt","mass":189.95993,"abundance":0.00012}
{"element":"Pt","isotope":"191Pt","mass":191,"abundance":0}
{"element":"Pt","isotope":"192Pt","mass":191.96104,"abundance":0.00782}
{"element":"Pt","isotope":"193Pt","mass":193,"abundance":0}
{"element":"Pt","isotope":"194Pt","mass":193.96268,"abundance":0.3286}
{"element":"Pt","isotope":"195Pt","mass":194.96479,"abundance":0.3378}
{"element":"Pt","isotope":"196Pt","mass":195.96495,"abundance":0.2521}
{"element":"Pt","isotope":"197Pt","mass":197,"abundance":0}
{"element":"Pt","isotope":"198Pt","mass":197.96789,"abundance":0.07356}
{"element":"Pu","isotope":"244Pu","mass":244.06421,"abundance":1}
{"element":"Ra","isotope":"226Ra","mass":226.02541,"abundance":1}
{"element":"Rb","isotope":"85Rb","mass":84.91179,"abundance":0.7217}
{"element":"Rb","isotope":"86Rb","mass":86,"abundance":0}
{"element":"Rb","isotope":"87Rb","mass":86.90918,"abundance":0.2783}
{"element":"Re","isotope":"185Re","mass":184.95295,"abundance":0.374}
{"element":"Re","isotope":"186Re","mass":186,"abundance":0}
{"element":"Re","isotope":"187Re","mass":186.95575,"abundance":0.626}
{"element":"Rh","isotope":"103Rh","mass":102.9055,"abundance":1}
{"element":"Rn","isotope":"222Rn","mass":222.01758,"abundance":1}
{"element":"Ru","isotope":"96Ru","mass":95.90759,"abundance":0.0554}
{"element":"Ru","isotope":"97Ru","mass":97,"abundance":0}
{"element":"Ru","isotope":"98Ru","mass":97.90529,"abundance":0.0187}
{"element":"Ru","isotope":"99Ru","mass":98.90593,"abundance":0.1276}
{"element":"Ru","isotope":"100Ru","mass":99.90421,"abundance":0.126}
{"element":"Ru","isotope":"101Ru","mass":100.90558,"abundance":0.1706}
{"element":"Ru","isotope":"102Ru","mass":101.90434,"abundance":0.3155}
{"element":"Ru","isotope":"103Ru","mass":103,"abundance":0}
{"element":"Ru","isotope":"104Ru","mass":103.90543,"abundance":0.1862}
{"element":"S","isotope":"32S","mass":31.97207,"abundance":0.9499}
{"element":"S","isotope":"33S","mass":32.97146,"abundance":0.0075}
{"element":"S","isotope":"34S","mass":33.96787,"abundance":0.0425}
{"element":"S","isotope":"35S","mass":35,"abundance":0}
{"element":"S","isotope":"36S","mass":35.96708,"abundance":0.0001}
{"element":"Sb","isotope":"121Sb","mass":120.90381,"abundance":0.5721}
{"element":"Sb","isotope":"122Sb","mass":122,"abundance":0}
{"element":"Sb","isotope":"123Sb","mass":122.90421,"abundance":0.4279}
{"element":"Sc","isotope":"45Sc","mass":44.95591,"abundance":1}
{"element":"Se","isotope":"74Se","mass":73.92248,"abundance":0.0089}
{"element":"Se","isotope":"75Se","mass":75,"abundance":0}
{"element":"Se","isotope":"76Se","mass":75.91921,"abundance":0.0937}
{"element":"Se","isotope":"77Se","mass":76.91991,"abundance":0.0763}
{"element":"Se","isotope":"78Se","mass":77.91731,"abundance":0.2377}
{"element":"Se","isotope":"79Se","mass":79,"abundance":0}
{"element":"Se","isotope":"80Se","mass":79.91652,"abundance":0.4961}
{"element":"Se","isotope":"81Se","mass":81,"abundance":0}
{"element":"Se","isotope":"82Se","mass":81.9167,"abundance":0.0873}
{"element":"Si","isotope":"28Si","mass":27.97693,"abundance":0.92223}
{"element":"Si","isotope":"29Si","mass":28.97649,"abundance":0.04685}
{"element":"Si","isotope":"30Si","mass":29.97377,"abundance":0.03092}
{"element":"Sm","isotope":"144Sm","mass":143.91201,"abundance":0.0307}
{"element":"Sm","isotope":"145Sm","mass":145,"abundance":0}
{"element":"Sm","isotope":"146Sm","mass":146,"abundance":0}
{"element":"Sm","isotope":"147Sm","mass":146.9149,"abundance":0.1499}
{"element":"Sm","isotope":"148Sm","mass":147.91483,"abundance":0.1124}
{"element":"Sm","isotope":"149Sm","mass":148.91719,"abundance":0.1382}
{"element":"Sm","isotope":"150Sm","mass":149.91728,"abundance":0.0738}
{"element":"Sm","isotope":"151Sm","mass":151,"abundance":0}
{"element":"Sm","isotope":"152Sm","mass":151.91974,"abundance":0.2675}
{"element":"Sm","isotope":"153Sm","mass":153,"abundance":0}
{"element":"Sm","isotope":"154Sm","mass":153.92222,"abundance":0.2275}
{"element":"Sn","isotope":"112Sn","mass":111.90482,"abundance":0.0097}
{"element":"Sn","isotope":"113Sn","mass":113,"abundance":0}
{"element":"Sn","isotope":"114Sn","mass":113.90278,"abundance":0.0066}
{"element":"Sn","isotope":"115Sn","mass":114.90334,"abundance":0.0034}
{"element":"Sn","isotope":"116Sn","mass":115.90174,"abundance":0.1454}
{"element":"Sn","isotope":"117Sn","mass":116.90295,"abundance":0.0768}
{"element":"Sn","isotope":"118Sn","mass":117.90161,"abundance":0.2422}
{"element":"Sn","isotope":"119Sn","mass":118.90331,"abundance":0.0859}
{"element":"Sn","isotope":"120Sn","mass":119.9022,"abundance":0.3258}
{"element":"Sn","isotope":"121Sn","mass":121,"abundance":0}
{"element":"Sn","isotope":"122Sn","mass":121.90344,"abundance":0.0463}
{"element":"Sn","isotope":"123Sn","mass":123,"abundance":0}
{"element":"Sn","isotope":"124Sn","mass":123.90528,"abundance":0.0579}
{"element":"Sr","isotope":"84Sr","mass":83.91342,"abundance":0.0056}
{"element":"Sr","isotope":"85Sr","mass":85,"abundance":0}
{"element":"Sr","isotope":"86Sr","mass":85.90926,"abundance":0.0986}
{"element":"Sr","isotope":"87Sr","mass":86.90888,"abundance":0.07}
{"element":"Sr","isotope":"88Sr","mass":87.90561,"abundance":0.8258}
{"element":"Ta","isotope":"180Ta","mass":179.94746,"abundance":0.00012}
{"element":"Ta","isotope":"181Ta","mass":180.948,"abundance":0.99988}
{"element":"Tb","isotope":"159Tb","mass":158.92535,"abundance":1}
{"element":"Tc","isotope":"98Tc","mass":97.90721,"abundance":1}
{"element":"Te","isotope":"120Te","mass":119.90406,"abundance":0.0009}
{"element":"Te","isotope":"121Te","mass":121,"abundance":0}
{"element":"Te","isotope":"122Te","mass":121.90304,"abundance":0.0255}
{"element":"Te","isotope":"123Te","mass":122.90427,"abundance":0.0089}
{"element":"Te","isotope":"124Te","mass":123.90282,"abundance":0.0474}
{"element":"Te","isotope":"125Te","mass":124.90443,"abundance":0.0707}
{"element":"Te","isotope":"126Te","mass":125.90331,"abundance":0.1884}
{"element":"Te","isotope":"127Te","mass":127,"abundance":0}
{"element":"Te","isotope":"128Te","mass":127.90446,"abundance":0.3174}
{"element":"Te","isotope":"129Te","mass":129,"abundance":0}
{"element":"Te","isotope":"130Te","mass":129.90622,"abundance":0.3408}
{"element":"Th","isotope":"232Th","mass":232.03806,"abundance":1}
{"element":"Ti","isotope":"46Ti","mass":45.95263,"abundance":0.0825}
{"element":"Ti","isotope":"47Ti","mass":46.95176,"abundance":0.0744}
{"element":"Ti","isotope":"48Ti","mass":47.94794,"abundance":0.7372}
{"element":"Ti","isotope":"49Ti","mass":48.94787,"abundance":0.0541}
{"element":"Ti","isotope":"50Ti","mass":49.94479,"abundance":0.0518}
{"element":"Tl","isotope":"203Tl","mass":202.97234,"abundance":0.2952}
{"element":"Tl","isotope":"204Tl","mass":204,"abundance":0}
{"element":"Tl","isotope":"205Tl","mass":204.97443,"abundance":0.7048}
{"element":"Tm","isotope":"169Tm","mass":168.93422,"abundance":1}
{"element":"U","isotope":"234U","mass":234.04095,"abundance":0.00005}
{"element":"U","isotope":"235U","mass":235.04393,"abundance":0.0072}
{"element":"U","isotope":"236U","mass":236,"abundance":0}
{"element":"U","isotope":"237U","mass":237,"abundance":0}
{"element":"U","isotope":"238U","mass":238.05079,"abundance":0.99274}
{"element":"V","isotope":"50V","mass":49.94716,"abundance":0.0025}
{"element":"V","isotope":"51V","mass":50.94396,"abundance":0.9975}
{"element":"W","isotope":"180W","mass":179.94671,"abundance":0.0012}
{"element":"W","isotope":"181W","mass":181,"abundance":0}
{"element":"W","isotope":"182W","mass":181.9482,"abundance":0.265}
{"element":"W","isotope":"183W","mass":182.95022,"abundance":0.1431}
{"element":"W","isotope":"184W","mass":183.95093,"abundance":0.3064}
{"element":"W","isotope":"185W","mass":185,"abundance":0}
{"element":"W","isotope":"186W","mass":185.95436,"abundance":0.2843}
{"element":"Xe","isotope":"124Xe","mass":123.90589,"abundance":0.00095}
{"element":"Xe","isotope":"125Xe","mass":125,"abundance":0}
{"element":"Xe","isotope":"126Xe","mass":125.9043,"abundance":0.00089}
{"element":"Xe","isotope":"127Xe","mass":127,"abundance":0}
{"element":"Xe","isotope":"128Xe","mass":127.90353,"abundance":0.0191}
{"element":"Xe","isotope":"129Xe","mass":128.90478,"abundance":0.26401}
{"element":"Xe","isotope":"130Xe","mass":129.90351,"abundance":0.04071}
{"element":"Xe","isotope":"131Xe","mass":130.90508,"abundance":0.21232}
{"element":"Xe","isotope":"132Xe","mass":131.90416,"abundance":0.26909}
{"element":"Xe","isotope":"133Xe","mass":133,"abundance":0}
{"element":"Xe","isotope":"134Xe","mass":133.90539,"abundance":0.10436}
{"element":"Xe","isotope":"135Xe","mass":135,"abundance":0}
{"element":"Xe","isotope":"136Xe","mass":135.90721,"abundance":0.08857}
{"element":"Y","isotope":"89Y","mass":88.90584,"abundance":1}
{"element":"Yb","isotope":"168Yb","mass":167.93389,"abundance":0.00123}
{"element":"Yb","isotope":"169Yb","mass":169,"abundance":0}
{"element":"Yb","isotope":"170Yb","mass":169.93477,"abundance":0.02982}
{"element":"Yb","isotope":"171Yb","mass":170.93633,"abundance":0.1409}
{"element":"Yb","isotope":"172Yb","mass":171.93639,"abundance":0.2168}
{"element":"Yb","isotope":"173Yb","mass":172.93822,"abundance":0.16103}
{"element":"Yb","isotope":"174Yb","mass":173.93887,"abundance":0.32026}
{"element":"Yb","isotope":"175Yb","mass":175,"abundance":0}
{"element":"Yb","isotope":"176Yb","mass":175.94258,"abundance":0.12996}
{"element":"Zn","isotope":"64Zn","mass":63.92914,"abundance":0.4917}
{"element":"Zn","isotope":"65Zn","mass":65,"abundance":0}
{"element":"Zn","isotope":"66Zn","mass":65.92603,"abundance":0.2773}
{"element":"Zn","isotope":"67Zn","mass":66.92713,"abundance":0.0404}
{"element":"Zn","isotope":"68Zn","mass":67.92484,"abundance":0.1845}
{"element":"Zn","isotope":"69Zn","mass":69,"abundance":0}
{"element":"Zn","isotope":"70Zn","mass":69.92532,"abundance":0.0061}
{"element":"Zr","isotope":"90Zr","mass":89.9047,"abundance":0.5145}
{"element":"Zr","isotope":"91Zr","mass":90.90564,"abundance":0.1122}
{"element":"Zr","isotope":"92Zr","mass":91.90503,"abundance":0.1715}
{"element":"Zr","isotope":"93Zr","mass":93,"abundance":0}
{"element":"Zr","isotope":"94Zr","mass":93.90631,"abundance":0.1738}
{"element":"Zr","isotope":"95Zr","mass":95,"abundance":0}
{"element":"Zr","isotope":"96Zr","mass":95.90827,"abundance":0.028}