Download this data in text format as molparam.txt.

1: H2O

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
1 1 H216O 161 0.997317 18.010565 174.64 q1.txt 1
2 2 H218O 181 0.002000 20.014811 175.11 q2.txt 1
3 3 H217O 171 3.718840 × 10-4 19.01478 1047.90 q3.txt 6
4 4 HD16O 162 3.106930 × 10-4 19.01674 859.01 q4.txt 6
5 5 HD18O 182 6.230030 × 10-7 21.020985 875.19 q5.txt 6
6 6 HD17O 172 1.158530 × 10-7 20.020956 5220.40 q6.txt 36

2: CO2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
7 1 12C16O2 626 0.984204 43.98983 286.94 q7.txt 1
8 2 13C16O2 636 0.011057 44.993185 578.41 q8.txt 2
9 3 16O12C18O 628 0.003947 45.994076 609.48 q9.txt 1
10 4 16O12C17O 627 7.339890 × 10-4 44.994045 3552.70 q10.txt 6
11 5 16O13C18O 638 4.434460 × 10-5 46.997431 1229.10 q11.txt 2
12 6 16O13C17O 637 8.246230 × 10-6 45.9974 7162.90 q12.txt 12
13 7 12C18O2 828 3.957340 × 10-6 47.998322 324.21 q13.txt 1
14 8 17O12C18O 827 1.471800 × 10-6 46.998291 3776.40 q14.txt 6
121 9 12C17O2 727 1.368470 × 10-7 45.998262 11002.00 q121.txt 1
15 0 13C18O2 838 4.446000 × 10-8 49.001675 653.50 2
120 11 18O13C17O 837 1.653540 × 10-8 48.001646 7615.20 q120.txt 12

3: O3

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
16 1 16O3 666 0.992901 47.984745 3483.80 q16.txt 1
17 2 16O16O18O 668 0.003982 49.988991 7465.70 q17.txt 1
18 3 16O18O16O 686 0.001991 49.988991 3647.10 q18.txt 1
19 4 16O16O17O 667 7.404750 × 10-4 48.98896 43331.00 q19.txt 6
20 5 16O17O16O 676 3.702370 × 10-4 48.98896 21405.00 q20.txt 6

4: N2O

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
21 1 14N216O 446 0.990333 44.001062 5001.80 q21.txt 9
22 2 14N15N16O 456 0.003641 44.998096 3361.90 q22.txt 6
23 3 15N14N16O 546 0.003641 44.998096 3458.60 q23.txt 6
24 4 14N218O 448 0.001986 46.005308 5314.70 q24.txt 9
25 5 14N217O 447 3.692800 × 10-4 45.005278 30971.00 q25.txt 54

5: CO

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
26 1 12C16O 26 0.986544 27.994915 107.12 q26.txt 1
27 2 13C16O 36 0.011084 28.99827 224.08 q27.txt 2
28 3 12C18O 28 0.001978 29.999161 112.47 q28.txt 1
29 4 12C17O 27 3.678670 × 10-4 28.99913 659.34 q29.txt 6
30 5 13C18O 38 2.222500 × 10-5 31.002516 235.82 q30.txt 2
31 6 13C17O 37 4.132920 × 10-6 30.002485 1380.90 q31.txt 12

6: CH4

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
32 1 12CH4 211 0.988274 16.0313 590.52 q32.txt 1
33 2 13CH4 311 0.011103 17.034655 1180.80 q33.txt 2
34 3 12CH3D 212 6.157510 × 10-4 17.037475 4795.40 q34.txt 3
35 4 13CH3D 312 6.917850 × 10-6 18.04083 9599.00 q35.txt 6

7: O2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
36 1 16O2 66 0.995262 31.98983 215.77 q36.txt 1
37 2 16O18O 68 0.003991 33.994076 452.30 q37.txt 1
38 3 16O17O 67 7.422350 × 10-4 32.994045 2640.60 q38.txt 6

8: NO

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
39 1 14N16O 46 0.993974 29.997989 1142.10 q39.txt 3
40 2 15N16O 56 0.003654 30.995023 789.26 q40.txt 2
41 3 14N18O 48 0.001993 32.002234 1204.50 q41.txt 3

9: SO2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
42 1 32S16O2 626 0.945678 63.961901 6340.30 q42.txt 1
43 2 34S16O2 646 0.041950 65.957695 6368.90 q43.txt 1

10: NO2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
44 1 14N16O2 646 0.991616 45.992904 13578.00 q44.txt 3

11: NH3

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
45 1 14NH3 4111 0.995872 17.026549 1725.20 q45.txt 3
46 2 15NH3 5111 0.003661 18.023583 1152.70 q46.txt 2

12: HNO3

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
47 1 H14N16O3 146 0.989110 62.995644 2.14 × 105 q47.txt 6
117 2 H15N16O3 156 0.003636 63.99268 1.42 × 105 4

13: OH

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
48 1 16OH 61 0.997473 17.00274 80.36 q48.txt 2
49 2 18OH 81 0.002000 19.006986 80.88 q49.txt 2
50 3 16OD 62 1.553710 × 10-4 18.008915 209.31 q50.txt 3

14: HF

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
51 1 H19F 19 0.999844 20.006229 41.47 q51.txt 4
110 2 D19F 29 1.557410 × 10-4 21.012404 115.91 6

15: HCl

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
52 1 H35Cl 15 0.757587 35.976678 160.65 q52.txt 8
53 2 H37Cl 17 0.242257 37.973729 160.89 q53.txt 8
107 3 D35Cl 25 1.180050 × 10-4 36.982853 462.78 12
108 4 D37Cl 27 3.773500 × 10-5 38.979904 464.12 12

16: HBr

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
54 1 H79Br 19 0.506781 79.92616 200.17 q54.txt 8
55 2 H81Br 11 0.493063 81.924115 200.23 q55.txt 8
111 3 D79Br 29 7.893840 × 10-5 80.932336 586.40 12
112 4 D81Br 21 7.680160 × 10-5 82.930289 586.76 12

17: HI

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
56 1 H127I 17 0.999844 127.912297 388.99 q56.txt 12
113 2 D127I 27 1.557410 × 10-4 128.918472 1147.00 18

18: ClO

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
57 1 35Cl16O 56 0.755908 50.963768 3274.60 q57.txt 4
58 2 37Cl16O 76 0.241720 52.960819 3332.30 q58.txt 4

19: OCS

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
59 1 16O12C32S 622 0.937395 59.966986 1221.00 q59.txt 1
60 2 16O12C34S 624 0.041583 61.96278 1253.50 q60.txt 1
61 3 16O13C32S 632 0.010531 60.970341 2484.20 q61.txt 2
62 4 16O12C33S 623 0.007399 60.966371 4950.10 q62.txt 4
63 5 18O12C32S 822 0.001880 61.971231 1313.70 q63.txt 1

20: H2CO

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
64 1 H212C16O 126 0.986237 30.010565 2846.70 q64.txt 1
65 2 H213C16O 136 0.011080 31.01392 5837.60 q65.txt 2
66 3 H212C18O 128 0.001978 32.014811 2986.40 q66.txt 1

21: HOCl

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
67 1 H16O35Cl 165 0.755790 51.971593 19274.00 q67.txt 8
68 2 H16O37Cl 167 0.241683 53.968644 19616.00 q68.txt 8

22: N2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
69 1 14N2 44 0.992687 28.006148 465.98 q69.txt 1
118 2 14N15N 45 0.007478 29.003182 386.46 6

23: HCN

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
70 1 H12C14N 124 0.985114 27.010899 895.29 q70.txt 6
71 2 H13C14N 134 0.011068 28.014254 1840.30 q71.txt 12
72 3 H12C15N 125 0.003622 28.007933 621.41 q72.txt 4

24: CH3Cl

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
73 1 12CH335Cl 215 0.748937 49.992328 57916.00 q73.txt 4
74 2 12CH337Cl 217 0.239491 51.989379 58834.00 q74.txt 4

25: H2O2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
75 1 H216O2 1661 0.994952 34.00548 9819.80 q75.txt 1

26: C2H2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
76 1 12C2H2 1221 0.977599 26.01565 414.03 q76.txt 1
77 2 H12C13CH 1231 0.021966 27.019005 1656.20 q77.txt 8
105 3 H12C12CD 1222 3.045500 × 10-4 27.021825 1581.80 q105.txt 6

27: C2H6

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
78 1 12C2H6 1221 0.976990 30.04695 70881.00 q78.txt 1
106 2 12CH313CH3 1231 0.021953 31.050305 36191.00 q106.txt 2

28: PH3

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
79 1 31PH3 1111 0.999533 33.997238 3248.60 q79.txt 2

29: COF2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
80 1 12C16O19F2 269 0.986544 65.991722 70044.00 q80.txt 1
119 2 13C16O19F2 369 0.011083 66.995083 37844.00 2

31: H2S

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
81 1 H232S 121 0.949884 33.987721 503.07 q81.txt 1
82 2 H234S 141 0.042137 35.983515 504.35 q82.txt 1
83 3 H233S 131 0.007498 34.987105 2014.90 q83.txt 4

32: HCOOH

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
84 1 H12C16O16OH 126 0.983898 46.00548 39133.00 q84.txt 4

33: HO2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
85 1 H16O2 166 0.995107 32.997655 4300.40 q85.txt 2

34: O

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
86 1 16O 6 0.997628 15.994915 6.72 1

36: NO+

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
87 1 14N16O+ 46 0.993974 29.997989 311.68 q87.txt 3

37: HOBr

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
88 1 H16O79Br 169 0.505579 95.921076 28339.00 q88.txt 8
89 2 H16O81Br 161 0.491894 97.919027 28238.00 q89.txt 8

38: C2H4

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
90 1 12C2H4 221 0.977294 28.0313 11041.00 q90.txt 1
91 2 12CH213CH2 231 0.021959 29.034655 45197.00 q91.txt 2

39: CH3OH

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
92 1 12CH316OH 2161 0.985930 32.026215 82469.00 2

40: CH3Br

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
93 1 12CH379Br 219 0.500995 93.941811 83051.00 q93.txt 4
94 2 12CH381Br 211 0.487433 95.939764 83395.00 q94.txt 4

41: CH3CN

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
95 1 12CH312C14N 2124 0.973866 41.026549 88671.00 q95.txt 3

42: CF4

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
96 1 12C19F4 29 0.988890 87.993616 1.21 × 105 q96.txt 1

43: C4H2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
116 1 12C4H2 2211 0.955998 50.01565 9818.00 q116.txt 1

44: HC3N

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
109 1 H12C314N 1224 0.963346 51.010899 24785.00 q109.txt 6

45: H2

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
103 1 H2 11 0.999688 2.01565 7.67 q103.txt 1
115 2 HD 12 3.114320 × 10-4 3.021825 29.88 q115.txt 6

46: CS

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
97 1 12C32S 22 0.939624 43.971036 253.62 q97.txt 1
98 2 12C34S 24 0.041682 45.966787 257.77 q98.txt 1
99 3 13C32S 32 0.010556 44.974368 537.50 q99.txt 2
100 4 12C33S 23 0.007417 44.970399 1023.00 q100.txt 4

47: SO3

global ID local ID Formula AFGL code Abundance Molar Mass /g·mol-1 Q(296 K) Q(70 - 3000K) gi
114 1 32S16O3 26 0.943400 79.95682 7963.80 1