国家对照品_中国对照品—【埃尔文】

化学对照品
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液相标准品
Supelco
Witega
APSC
NIST
NU-Chek
ChromaDex
Fermentek

2,2'-Methylenebis(4-methylphenol)

3236-63-3 100mg
2,3-O-(1-Methylethylidene)-β-L-erythropentopyranosid-4-ulose Methyl Ether

22596-25-4 1g
4,4'-Methylenedianiline

101-77-9 5g
Methylene Dithiocyanate

6317-18-6 10g
3,4-Methylenedioxyphenyl Butyl Ketone

63740-98-7 50mg
5,5'-Methylenebis(2-hydroxybenzoic Acid)

122-25-8 500mg
1,1’-N-[Methylenebis(sulphanediylethylene)]bis(N’-methyl-2-nitroethene

1331643-21-0 10mg
1,1’-N-[Methylenebis(sulphanediylethylene)]bis(N’-methyl-2-nitroethene

1331637-48-9 250mg
Dichloromethane(Methylene Chloride)

75-09-2 100mL
2-Methyl-3-(3,4-methylenedioxyphenyl)-propanal

1205-17-0 10g

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