Product category
Cooperative brand657
- (USA)ChemService
- (USA)PerkinElmer
- (USA)AccuStandard
- (USA)ThermoFisher
- (Germany)Dr.Ehrenstorfer
- (Australia)Glass Expansion
- (USA)GENIUS
- BOJNSCI
- BCR/IRMM
- CPAchem
- Aladdin
- Wellington
- Strem Chemicals
- METTLER TOLEDO
- Sigma-Aldrich
- GDANA
- (USA)MICRO
- ERM
- 迪康(DECON)
- (U.S.A)Bemis
- IL
- Swann-Moston
- NIST SRM
- LGC
- RBS
- BON STANDARD
- (China)KRLAB
- Yamato
- OHAUS
- J.T.Baker/VWR/Avantor
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5mg 99%
Chemservice
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5mg,要入口证(不能供货)
Chemservice
-
10mg,要入口证(不能供货)
Chemservice
-
6*1ml (1ug/mL, 2ug/mL, 5ug/mL, 10ug/ml, 20ug/mL, 50ug/mL)
Chemservice
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6*1ml (1ug/mL, 2ug/mL, 5ug/mL, 10ug/ml, 20ug/mL, 50ug/mL)
Chemservice
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1ml 1000ug/ml 于甲醇
DRE
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1ml 100ug/ml(环氧氯丙烷:500μg/mL)于甲醇
Chemservice
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Cl3@ 3ppm, ClBr2@1ppm, BrCl2@1ppm, Br3@1ppm in methanol, 20ml
Chemservice
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6*1ml (1ug/mL, 2ug/mL, 5ug/mL, 10ug/ml, 20ug/mL, 50ug/mL)
Chemservice
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1ml 1000ug/ml in Toluene
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50个/盒,175×95mm