1mg

Urea-13C,-15N2

58069-83-3 98% 98.5atom%15N,98.5atom%13C

500g

Hydrazine-1,2-15N2-carboxamide-13C hydrochloride

1173020-16-0 98% 98atom%13C,98atom%15N

Ethyl 3-oxobutanoate-2,4-13C2

77504-74-6 99% 99%atom%13C

1g

Ethyl 3-oxobutanoate-1,2,3,4-13C4

84508-55-4 99% 99%atom%13C

Ethyl acetoacetate-3-13C

61973-42-0 99% 99%atom%13C

2-Methyl-5-(nitro)-1H-imidazole-1,3-15N2

2006252-00-0 98% 99%atom%N

2-Hydroxybenzoic-1-13C acid

64712-31-8 98% 98atom%13C

Diethyl (phenylthiomethyl-13C)phosphonate

1190788-52-3 98% 98atom%13C

3-(Methyl-13C)pent-2-enedioic-2,4-13C2 acid

1255644-45-1 98% 98atom%13C

Lithium carbonate-13C

2020345-45-1 98% 98.10atom%13C

Methyl-13C phenyl sulfoxide

207990-68-9 98% 99atom%13C

Ethyl 3-oxobutanoate-1,3-13C2

77504-73-5 99% 99%atom%13C

Ethyl 3-oxobutanoate-4-13C

100548-44-5 99% 99%atom%13C

2-Hydroxybenzoic-carboxy-13C acid

78646-09-0 98% 98atom%13C

1g

Sodiumbutyrate-1-13c

62601-04-1 98% 98.5atom%13C