isotope-abundances
Version:
A JavaScript library for working with isotope abundances
1,583 lines • 26.6 kB
JSON
{
"H": {
"Mass": 1.00794,
"Isotopes": [
{
"Mass": 1.00782503223,
"Abundance": 0.999885
},
{
"Mass": 2.01410177812,
"Abundance": 0.000115
}
]
},
"D": {
"Mass": 2.0141,
"Isotopes": [
{
"Mass": 2.01410177812,
"Abundance": 0.000115
}
]
},
"He": {
"Mass": 4.0026,
"Isotopes": [
{
"Mass": 3.0160293201,
"Abundance": 0.00000134
},
{
"Mass": 4.00260325413,
"Abundance": 0.99999866
}
]
},
"Li": {
"Mass": 6.94004,
"Isotopes": [
{
"Mass": 6.0151228874,
"Abundance": 0.0759
},
{
"Mass": 7.0160034366,
"Abundance": 0.9241
}
]
},
"Be": {
"Mass": 9.01218,
"Isotopes": [
{
"Mass": 9.012183065,
"Abundance": 1
}
]
},
"B": {
"Mass": 10.81103,
"Isotopes": [
{
"Mass": 10.01293695,
"Abundance": 0.199
},
{
"Mass": 11.00930536,
"Abundance": 0.801
}
]
},
"C": {
"Mass": 12.01074,
"Isotopes": [
{
"Mass": 12,
"Abundance": 0.9893
},
{
"Mass": 13.00335483507,
"Abundance": 0.0107
}
]
},
"N": {
"Mass": 14.0067,
"Isotopes": [
{
"Mass": 14.00307400443,
"Abundance": 0.99636
},
{
"Mass": 15.00010889888,
"Abundance": 0.00364
}
]
},
"O": {
"Mass": 15.9994,
"Isotopes": [
{
"Mass": 15.99491461957,
"Abundance": 0.99757
},
{
"Mass": 16.9991317565,
"Abundance": 0.00038
},
{
"Mass": 17.99915961286,
"Abundance": 0.00205
}
]
},
"F": {
"Mass": 18.9984,
"Isotopes": [
{
"Mass": 18.99840316273,
"Abundance": 1
}
]
},
"Ne": {
"Mass": 20.18005,
"Isotopes": [
{
"Mass": 19.9924401762,
"Abundance": 0.9048
},
{
"Mass": 20.993846685,
"Abundance": 0.0027
},
{
"Mass": 21.991385114,
"Abundance": 0.0925
}
]
},
"Na": {
"Mass": 22.98977,
"Isotopes": [
{
"Mass": 22.989769282,
"Abundance": 1
}
]
},
"Mg": {
"Mass": 24.30505,
"Isotopes": [
{
"Mass": 23.985041697,
"Abundance": 0.7899
},
{
"Mass": 24.985836976,
"Abundance": 0.1
},
{
"Mass": 25.982592968,
"Abundance": 0.1101
}
]
},
"Al": {
"Mass": 26.98154,
"Isotopes": [
{
"Mass": 26.98153853,
"Abundance": 1
}
]
},
"Si": {
"Mass": 28.0855,
"Isotopes": [
{
"Mass": 27.97692653465,
"Abundance": 0.92223
},
{
"Mass": 28.9764946649,
"Abundance": 0.04685
},
{
"Mass": 29.973770136,
"Abundance": 0.03092
}
]
},
"P": {
"Mass": 30.97376,
"Isotopes": [
{
"Mass": 30.97376199842,
"Abundance": 1
}
]
},
"S": {
"Mass": 32.06479,
"Isotopes": [
{
"Mass": 31.9720711744,
"Abundance": 0.9499
},
{
"Mass": 32.9714589098,
"Abundance": 0.0075
},
{
"Mass": 33.967867004,
"Abundance": 0.0425
},
{
"Mass": 35.96708071,
"Abundance": 0.0001
}
]
},
"Cl": {
"Mass": 35.45294,
"Isotopes": [
{
"Mass": 34.968852682,
"Abundance": 0.7576
},
{
"Mass": 36.965902602,
"Abundance": 0.2424
}
]
},
"Ar": {
"Mass": 39.9478,
"Isotopes": [
{
"Mass": 35.967545105,
"Abundance": 0.003336
},
{
"Mass": 37.96273211,
"Abundance": 0.000629
},
{
"Mass": 39.9623831237,
"Abundance": 0.996035
}
]
},
"K": {
"Mass": 39.0983,
"Isotopes": [
{
"Mass": 38.9637064864,
"Abundance": 0.932581
},
{
"Mass": 39.963998166,
"Abundance": 0.000117
},
{
"Mass": 40.9618252579,
"Abundance": 0.067302
}
]
},
"Ca": {
"Mass": 40.07802,
"Isotopes": [
{
"Mass": 39.962590863,
"Abundance": 0.96941
},
{
"Mass": 41.95861783,
"Abundance": 0.00647
},
{
"Mass": 42.95876644,
"Abundance": 0.00135
},
{
"Mass": 43.95548156,
"Abundance": 0.02086
},
{
"Mass": 45.953689,
"Abundance": 0.00004
},
{
"Mass": 47.95252276,
"Abundance": 0.00187
}
]
},
"Sc": {
"Mass": 44.95591,
"Isotopes": [
{
"Mass": 44.95590828,
"Abundance": 1
}
]
},
"Ti": {
"Mass": 47.86674,
"Isotopes": [
{
"Mass": 45.95262772,
"Abundance": 0.0825
},
{
"Mass": 46.95175879,
"Abundance": 0.0744
},
{
"Mass": 47.94794198,
"Abundance": 0.7372
},
{
"Mass": 48.94786568,
"Abundance": 0.0541
},
{
"Mass": 49.94478689,
"Abundance": 0.0518
}
]
},
"V": {
"Mass": 50.94147,
"Isotopes": [
{
"Mass": 49.94715601,
"Abundance": 0.0025
},
{
"Mass": 50.94395704,
"Abundance": 0.9975
}
]
},
"Cr": {
"Mass": 51.99613,
"Isotopes": [
{
"Mass": 49.94604183,
"Abundance": 0.04345
},
{
"Mass": 51.94050623,
"Abundance": 0.83789
},
{
"Mass": 52.94064815,
"Abundance": 0.09501
},
{
"Mass": 53.93887916,
"Abundance": 0.02365
}
]
},
"Mn": {
"Mass": 54.93804,
"Isotopes": [
{
"Mass": 54.93804391,
"Abundance": 1
}
]
},
"Fe": {
"Mass": 55.84514,
"Isotopes": [
{
"Mass": 53.93960899,
"Abundance": 0.05845
},
{
"Mass": 55.93493633,
"Abundance": 0.91754
},
{
"Mass": 56.93539284,
"Abundance": 0.02119
},
{
"Mass": 57.93327443,
"Abundance": 0.00282
}
]
},
"Co": {
"Mass": 58.93319,
"Isotopes": [
{
"Mass": 58.93319429,
"Abundance": 1
}
]
},
"Ni": {
"Mass": 58.69335,
"Isotopes": [
{
"Mass": 57.93534241,
"Abundance": 0.68077
},
{
"Mass": 59.93078588,
"Abundance": 0.26223
},
{
"Mass": 60.93105557,
"Abundance": 0.011399
},
{
"Mass": 61.92834537,
"Abundance": 0.036346
},
{
"Mass": 63.92796682,
"Abundance": 0.009255
}
]
},
"Cu": {
"Mass": 63.54604,
"Isotopes": [
{
"Mass": 62.92959772,
"Abundance": 0.6915
},
{
"Mass": 64.9277897,
"Abundance": 0.3085
}
]
},
"Zn": {
"Mass": 65.37778,
"Isotopes": [
{
"Mass": 63.92914201,
"Abundance": 0.4917
},
{
"Mass": 65.92603381,
"Abundance": 0.2773
},
{
"Mass": 66.92712775,
"Abundance": 0.0404
},
{
"Mass": 67.92484455,
"Abundance": 0.1845
},
{
"Mass": 69.9253192,
"Abundance": 0.0061
}
]
},
"Ga": {
"Mass": 69.72307,
"Isotopes": [
{
"Mass": 68.9255735,
"Abundance": 0.60108
},
{
"Mass": 70.92470258,
"Abundance": 0.39892
}
]
},
"Ge": {
"Mass": 72.62755,
"Isotopes": [
{
"Mass": 69.92424875,
"Abundance": 0.2057
},
{
"Mass": 71.922075826,
"Abundance": 0.2745
},
{
"Mass": 72.923458956,
"Abundance": 0.0775
},
{
"Mass": 73.921177761,
"Abundance": 0.365
},
{
"Mass": 75.921402726,
"Abundance": 0.0773
}
]
},
"As": {
"Mass": 74.92159,
"Isotopes": [
{
"Mass": 74.92159457,
"Abundance": 1
}
]
},
"Se": {
"Mass": 78.95939,
"Isotopes": [
{
"Mass": 73.922475934,
"Abundance": 0.0089
},
{
"Mass": 75.919213704,
"Abundance": 0.0937
},
{
"Mass": 76.919914154,
"Abundance": 0.0763
},
{
"Mass": 77.91730928,
"Abundance": 0.2377
},
{
"Mass": 79.9165218,
"Abundance": 0.4961
},
{
"Mass": 81.9166995,
"Abundance": 0.0873
}
]
},
"Br": {
"Mass": 79.90353,
"Isotopes": [
{
"Mass": 78.9183376,
"Abundance": 0.5069
},
{
"Mass": 80.9162897,
"Abundance": 0.4931
}
]
},
"Kr": {
"Mass": 83.798,
"Isotopes": [
{
"Mass": 77.92036494,
"Abundance": 0.00355
},
{
"Mass": 79.91637808,
"Abundance": 0.02286
},
{
"Mass": 81.91348273,
"Abundance": 0.11593
},
{
"Mass": 82.91412716,
"Abundance": 0.115
},
{
"Mass": 83.9114977282,
"Abundance": 0.56987
},
{
"Mass": 85.9106106269,
"Abundance": 0.17279
}
]
},
"Rb": {
"Mass": 85.46766,
"Isotopes": [
{
"Mass": 84.9117897379,
"Abundance": 0.7217
},
{
"Mass": 86.909180531,
"Abundance": 0.2783
}
]
},
"Sr": {
"Mass": 87.61664,
"Isotopes": [
{
"Mass": 83.9134191,
"Abundance": 0.0056
},
{
"Mass": 85.9092606,
"Abundance": 0.0986
},
{
"Mass": 86.9088775,
"Abundance": 0.07
},
{
"Mass": 87.9056125,
"Abundance": 0.8258
}
]
},
"Y": {
"Mass": 88.90584,
"Isotopes": [
{
"Mass": 88.9058403,
"Abundance": 1
}
]
},
"Zr": {
"Mass": 91.22364,
"Isotopes": [
{
"Mass": 89.9046977,
"Abundance": 0.5145
},
{
"Mass": 90.9056396,
"Abundance": 0.1122
},
{
"Mass": 91.9050347,
"Abundance": 0.1715
},
{
"Mass": 93.9063108,
"Abundance": 0.1738
},
{
"Mass": 95.9082714,
"Abundance": 0.028
}
]
},
"Nb": {
"Mass": 92.90637,
"Isotopes": [
{
"Mass": 92.906373,
"Abundance": 1
}
]
},
"Mo": {
"Mass": 95.95979,
"Isotopes": [
{
"Mass": 91.90680796,
"Abundance": 0.1453
},
{
"Mass": 93.9050849,
"Abundance": 0.0915
},
{
"Mass": 94.90583877,
"Abundance": 0.1584
},
{
"Mass": 95.90467612,
"Abundance": 0.1667
},
{
"Mass": 96.90601812,
"Abundance": 0.096
},
{
"Mass": 97.90540482,
"Abundance": 0.2439
},
{
"Mass": 99.9074718,
"Abundance": 0.0982
}
]
},
"Ru": {
"Mass": 101.06494,
"Isotopes": [
{
"Mass": 95.90759025,
"Abundance": 0.0554
},
{
"Mass": 97.9052868,
"Abundance": 0.0187
},
{
"Mass": 98.9059341,
"Abundance": 0.1276
},
{
"Mass": 99.9042143,
"Abundance": 0.126
},
{
"Mass": 100.9055769,
"Abundance": 0.1706
},
{
"Mass": 101.9043441,
"Abundance": 0.3155
},
{
"Mass": 103.9054275,
"Abundance": 0.1862
}
]
},
"Rh": {
"Mass": 102.9055,
"Isotopes": [
{
"Mass": 102.905498,
"Abundance": 1
}
]
},
"Pd": {
"Mass": 106.41533,
"Isotopes": [
{
"Mass": 101.9056022,
"Abundance": 0.0102
},
{
"Mass": 103.9040305,
"Abundance": 0.1114
},
{
"Mass": 104.9050796,
"Abundance": 0.2233
},
{
"Mass": 105.9034804,
"Abundance": 0.2733
},
{
"Mass": 107.9038916,
"Abundance": 0.2646
},
{
"Mass": 109.9051722,
"Abundance": 0.1172
}
]
},
"Ag": {
"Mass": 107.86815,
"Isotopes": [
{
"Mass": 106.9050916,
"Abundance": 0.51839
},
{
"Mass": 108.9047553,
"Abundance": 0.48161
}
]
},
"Cd": {
"Mass": 112.41156,
"Isotopes": [
{
"Mass": 105.9064599,
"Abundance": 0.0125
},
{
"Mass": 107.9041834,
"Abundance": 0.0089
},
{
"Mass": 109.90300661,
"Abundance": 0.1249
},
{
"Mass": 110.90418287,
"Abundance": 0.128
},
{
"Mass": 111.90276287,
"Abundance": 0.2413
},
{
"Mass": 112.90440813,
"Abundance": 0.1222
},
{
"Mass": 113.90336509,
"Abundance": 0.2873
},
{
"Mass": 115.90476315,
"Abundance": 0.0749
}
]
},
"In": {
"Mass": 114.81809,
"Isotopes": [
{
"Mass": 112.90406184,
"Abundance": 0.0429
},
{
"Mass": 114.903878776,
"Abundance": 0.9571
}
]
},
"Sn": {
"Mass": 118.71011,
"Isotopes": [
{
"Mass": 111.90482387,
"Abundance": 0.0097
},
{
"Mass": 113.9027827,
"Abundance": 0.0066
},
{
"Mass": 114.903344699,
"Abundance": 0.0034
},
{
"Mass": 115.9017428,
"Abundance": 0.1454
},
{
"Mass": 116.90295398,
"Abundance": 0.0768
},
{
"Mass": 117.90160657,
"Abundance": 0.2422
},
{
"Mass": 118.90331117,
"Abundance": 0.0859
},
{
"Mass": 119.90220163,
"Abundance": 0.3258
},
{
"Mass": 121.9034438,
"Abundance": 0.0463
},
{
"Mass": 123.9052766,
"Abundance": 0.0579
}
]
},
"Sb": {
"Mass": 121.75978,
"Isotopes": [
{
"Mass": 120.903812,
"Abundance": 0.5721
},
{
"Mass": 122.9042132,
"Abundance": 0.4279
}
]
},
"Te": {
"Mass": 127.60313,
"Isotopes": [
{
"Mass": 119.9040593,
"Abundance": 0.0009
},
{
"Mass": 121.9030435,
"Abundance": 0.0255
},
{
"Mass": 122.9042698,
"Abundance": 0.0089
},
{
"Mass": 123.9028171,
"Abundance": 0.0474
},
{
"Mass": 124.9044299,
"Abundance": 0.0707
},
{
"Mass": 125.9033109,
"Abundance": 0.1884
},
{
"Mass": 127.90446128,
"Abundance": 0.3174
},
{
"Mass": 129.906222748,
"Abundance": 0.3408
}
]
},
"I": {
"Mass": 126.90447,
"Isotopes": [
{
"Mass": 126.9044719,
"Abundance": 1
}
]
},
"Xe": {
"Mass": 131.29276,
"Isotopes": [
{
"Mass": 123.905892,
"Abundance": 0.000952
},
{
"Mass": 125.9042983,
"Abundance": 0.00089
},
{
"Mass": 127.903531,
"Abundance": 0.019102
},
{
"Mass": 128.9047808611,
"Abundance": 0.264006
},
{
"Mass": 129.903509349,
"Abundance": 0.04071
},
{
"Mass": 130.90508406,
"Abundance": 0.212324
},
{
"Mass": 131.9041550856,
"Abundance": 0.269086
},
{
"Mass": 133.90539466,
"Abundance": 0.104357
},
{
"Mass": 135.907214484,
"Abundance": 0.088573
}
]
},
"Cs": {
"Mass": 132.90545,
"Isotopes": [
{
"Mass": 132.905451961,
"Abundance": 1
}
]
},
"Ba": {
"Mass": 137.32689,
"Isotopes": [
{
"Mass": 129.9063207,
"Abundance": 0.00106
},
{
"Mass": 131.9050611,
"Abundance": 0.00101
},
{
"Mass": 133.90450818,
"Abundance": 0.02417
},
{
"Mass": 134.90568838,
"Abundance": 0.06592
},
{
"Mass": 135.90457573,
"Abundance": 0.07854
},
{
"Mass": 136.90582714,
"Abundance": 0.11232
},
{
"Mass": 137.905247,
"Abundance": 0.71698
}
]
},
"La": {
"Mass": 138.90547,
"Isotopes": [
{
"Mass": 137.9071149,
"Abundance": 0.0008881
},
{
"Mass": 138.9063563,
"Abundance": 0.9991119
}
]
},
"Ce": {
"Mass": 140.11573,
"Isotopes": [
{
"Mass": 135.90712921,
"Abundance": 0.00185
},
{
"Mass": 137.905991,
"Abundance": 0.00251
},
{
"Mass": 139.9054431,
"Abundance": 0.8845
},
{
"Mass": 141.9092504,
"Abundance": 0.11114
}
]
},
"Pr": {
"Mass": 140.90766,
"Isotopes": [
{
"Mass": 140.9076576,
"Abundance": 1
}
]
},
"Nd": {
"Mass": 144.2416,
"Isotopes": [
{
"Mass": 141.907729,
"Abundance": 0.27152
},
{
"Mass": 142.90982,
"Abundance": 0.12174
},
{
"Mass": 143.910093,
"Abundance": 0.23798
},
{
"Mass": 144.9125793,
"Abundance": 0.08293
},
{
"Mass": 145.9131226,
"Abundance": 0.17189
},
{
"Mass": 147.9168993,
"Abundance": 0.05756
},
{
"Mass": 149.9209022,
"Abundance": 0.05638
}
]
},
"Sm": {
"Mass": 150.36636,
"Isotopes": [
{
"Mass": 143.9120065,
"Abundance": 0.0307
},
{
"Mass": 146.9149044,
"Abundance": 0.1499
},
{
"Mass": 147.9148292,
"Abundance": 0.1124
},
{
"Mass": 148.9171921,
"Abundance": 0.1382
},
{
"Mass": 149.9172829,
"Abundance": 0.0738
},
{
"Mass": 151.9197397,
"Abundance": 0.2675
},
{
"Mass": 153.9222169,
"Abundance": 0.2275
}
]
},
"Eu": {
"Mass": 151.96438,
"Isotopes": [
{
"Mass": 150.9198578,
"Abundance": 0.4781
},
{
"Mass": 152.921238,
"Abundance": 0.5219
}
]
},
"Gd": {
"Mass": 157.25213,
"Isotopes": [
{
"Mass": 151.9197995,
"Abundance": 0.002
},
{
"Mass": 153.9208741,
"Abundance": 0.0218
},
{
"Mass": 154.9226305,
"Abundance": 0.148
},
{
"Mass": 155.9221312,
"Abundance": 0.2047
},
{
"Mass": 156.9239686,
"Abundance": 0.1565
},
{
"Mass": 157.9241123,
"Abundance": 0.2484
},
{
"Mass": 159.9270624,
"Abundance": 0.2186
}
]
},
"Tb": {
"Mass": 158.92535,
"Isotopes": [
{
"Mass": 158.9253547,
"Abundance": 1
}
]
},
"Dy": {
"Mass": 162.49947,
"Isotopes": [
{
"Mass": 155.9242847,
"Abundance": 0.00056
},
{
"Mass": 157.9244159,
"Abundance": 0.00095
},
{
"Mass": 159.9252046,
"Abundance": 0.02329
},
{
"Mass": 160.9269405,
"Abundance": 0.18889
},
{
"Mass": 161.9268056,
"Abundance": 0.25475
},
{
"Mass": 162.9287383,
"Abundance": 0.24896
},
{
"Mass": 163.9291819,
"Abundance": 0.2826
}
]
},
"Ho": {
"Mass": 164.93033,
"Isotopes": [
{
"Mass": 164.9303288,
"Abundance": 1
}
]
},
"Er": {
"Mass": 167.25908,
"Isotopes": [
{
"Mass": 161.9287884,
"Abundance": 0.00139
},
{
"Mass": 163.9292088,
"Abundance": 0.01601
},
{
"Mass": 165.9302995,
"Abundance": 0.33503
},
{
"Mass": 166.9320546,
"Abundance": 0.22869
},
{
"Mass": 167.9323767,
"Abundance": 0.26978
},
{
"Mass": 169.9354702,
"Abundance": 0.1491
}
]
},
"Tm": {
"Mass": 168.93422,
"Isotopes": [
{
"Mass": 168.9342179,
"Abundance": 1
}
]
},
"Yb": {
"Mass": 173.05415,
"Isotopes": [
{
"Mass": 167.9338896,
"Abundance": 0.00123
},
{
"Mass": 169.9347664,
"Abundance": 0.02982
},
{
"Mass": 170.9363302,
"Abundance": 0.1409
},
{
"Mass": 171.9363859,
"Abundance": 0.2168
},
{
"Mass": 172.9382151,
"Abundance": 0.16103
},
{
"Mass": 173.9388664,
"Abundance": 0.32026
},
{
"Mass": 175.9425764,
"Abundance": 0.12996
}
]
},
"Lu": {
"Mass": 174.96681,
"Isotopes": [
{
"Mass": 174.9407752,
"Abundance": 0.97401
},
{
"Mass": 175.9426897,
"Abundance": 0.02599
}
]
},
"Hf": {
"Mass": 178.48498,
"Isotopes": [
{
"Mass": 173.9400461,
"Abundance": 0.0016
},
{
"Mass": 175.9414076,
"Abundance": 0.0526
},
{
"Mass": 176.9432277,
"Abundance": 0.186
},
{
"Mass": 177.9437058,
"Abundance": 0.2728
},
{
"Mass": 178.9458232,
"Abundance": 0.1362
},
{
"Mass": 179.946557,
"Abundance": 0.3508
}
]
},
"Ta": {
"Mass": 180.94788,
"Isotopes": [
{
"Mass": 179.9474648,
"Abundance": 0.0001201
},
{
"Mass": 180.9479958,
"Abundance": 0.9998799
}
]
},
"W": {
"Mass": 183.84178,
"Isotopes": [
{
"Mass": 179.9467108,
"Abundance": 0.0012
},
{
"Mass": 181.94820394,
"Abundance": 0.265
},
{
"Mass": 182.95022275,
"Abundance": 0.1431
},
{
"Mass": 183.95093092,
"Abundance": 0.3064
},
{
"Mass": 185.9543628,
"Abundance": 0.2843
}
]
},
"Re": {
"Mass": 186.2067,
"Isotopes": [
{
"Mass": 184.9529545,
"Abundance": 0.374
},
{
"Mass": 186.9557501,
"Abundance": 0.626
}
]
},
"Os": {
"Mass": 190.22486,
"Isotopes": [
{
"Mass": 183.9524885,
"Abundance": 0.0002
},
{
"Mass": 185.953835,
"Abundance": 0.0159
},
{
"Mass": 186.9557474,
"Abundance": 0.0196
},
{
"Mass": 187.9558352,
"Abundance": 0.1324
},
{
"Mass": 188.9581442,
"Abundance": 0.1615
},
{
"Mass": 189.9584437,
"Abundance": 0.2626
},
{
"Mass": 191.961477,
"Abundance": 0.4078
}
]
},
"Ir": {
"Mass": 192.21605,
"Isotopes": [
{
"Mass": 190.9605893,
"Abundance": 0.373
},
{
"Mass": 192.9629216,
"Abundance": 0.627
}
]
},
"Pt": {
"Mass": 195.08446,
"Isotopes": [
{
"Mass": 189.9599297,
"Abundance": 0.00012
},
{
"Mass": 191.9610387,
"Abundance": 0.00782
},
{
"Mass": 193.9626809,
"Abundance": 0.3286
},
{
"Mass": 194.9647917,
"Abundance": 0.3378
},
{
"Mass": 195.96495209,
"Abundance": 0.2521
},
{
"Mass": 197.9678949,
"Abundance": 0.07356
}
]
},
"Au": {
"Mass": 196.96657,
"Isotopes": [
{
"Mass": 196.96656879,
"Abundance": 1
}
]
},
"Hg": {
"Mass": 200.59917,
"Isotopes": [
{
"Mass": 195.9658326,
"Abundance": 0.0015
},
{
"Mass": 197.9667686,
"Abundance": 0.0997
},
{
"Mass": 198.96828064,
"Abundance": 0.1687
},
{
"Mass": 199.96832659,
"Abundance": 0.231
},
{
"Mass": 200.97030284,
"Abundance": 0.1318
},
{
"Mass": 201.9706434,
"Abundance": 0.2986
},
{
"Mass": 203.97349398,
"Abundance": 0.0687
}
]
},
"Tl": {
"Mass": 204.38341,
"Isotopes": [
{
"Mass": 202.9723446,
"Abundance": 0.2952
},
{
"Mass": 204.9744278,
"Abundance": 0.7048
}
]
},
"Pb": {
"Mass": 207.21691,
"Isotopes": [
{
"Mass": 203.973044,
"Abundance": 0.014
},
{
"Mass": 205.9744657,
"Abundance": 0.241
},
{
"Mass": 206.9758973,
"Abundance": 0.221
},
{
"Mass": 207.9766525,
"Abundance": 0.524
}
]
},
"Bi": {
"Mass": 208.9804,
"Isotopes": [
{
"Mass": 208.9803991,
"Abundance": 1
}
]
},
"Th": {
"Mass": 232.03806,
"Isotopes": [
{
"Mass": 232.0380558,
"Abundance": 1
}
]
},
"Pa": {
"Mass": 231.03588,
"Isotopes": [
{
"Mass": 231.0358842,
"Abundance": 1
}
]
},
"U": {
"Mass": 238.02891,
"Isotopes": [
{
"Mass": 234.0409523,
"Abundance": 0.000054
},
{
"Mass": 235.0439301,
"Abundance": 0.007204
},
{
"Mass": 238.0507884,
"Abundance": 0.992742
}
]
}
}