化学试剂- (美国)ChemService
- (美国)PerkinElmer
- (美国)AccuStandard
- (美国)ThermoFisher
- (德国)Dr.Ehrenstorfer
- (澳大利亚)Glass Expansion
- GENIUS
- BOJNSCI
- BCR/IRMM
- CPAchem
- 阿拉丁试剂
- Wellington
- Strem Chemicals
- METTLER 梅特勒
- Sigma-Aldrich
- GDANA格丹纳
- (美国)MICRO
- 欧洲ERM标准品
- 迪康(DECON)
- (美国)Bemis
- IL
- Swann-Moston
- NIST SRM
- LGC
- 比利时
- BON | 渤恩
- (中国)KRLAB
- (日本)雅马拓Yamato
- OHAUS | 奥豪斯
- J.T.Baker/VWR/Avantor
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BCR-321UNALLOYED ZINC (trace elements)
0.7 kg disc
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BCR-3116-NITROBENZO (a) PYRENE (purity)
10 mg
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BCR-320RCHANNEL SEDIMENT (trace elements)
40 g
-
BCR-3096-NITROCHRYSENE (purity)
10 mg
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BCR-3122-NITRO-7-METHOXYNAPHTHO (2,1-b) FURAN (purity)
10 mg
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BCR-301 (RM)MULLITE (lattice spacing, other parameters)
50 g
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BCR-3103-NITROFLUORANTHENE (purity)
10 mg
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BCR-3051-NITROPYRENE (purity)
10 mg
-
BCR-3089-NITROANTHRACENE (purity)
10 mg
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BCR-3072-NITRONAPHTALENE (purity)
10 mg
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BCR-304HUMAN SERUM (Ca, Mg, Li)
vial
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BCR-3061-NITRONAPHTALENE (purity)
10 mg
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BCR-2902,3,3
25 mg
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BCR-2972,2
25 mg
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BCR-2982,2
25 mg
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BCR-2912,4,4
25 mg
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BCR-2962,2
25 mg
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BCR-287ATHERMALLY REFINED LEAD (trace elements)
600 g, square block
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BCR-2932,2
25 mg
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BCR-287BTHERMALLY REFINED LEAD (trace elements)
160 g, chips
