细分目录
全部
玩具中防腐剂检测
多肽合成用分析试剂
变性剂
化妆品中其他禁用组分检测
酚类化合物检测
EPA-其他
芳烃
多肽合成用溶剂
凝胶制备
诊断试剂其他原辅料
气相色谱标准物质
品牌
全部
Amethyst
J&K
AccuStandard
Fluorochem-B
Apollo
SERVA
TCI
TRC
TM-生物基体标准物质
Chiron
Dr. Ehrenstorfer
Thermo Scientific
Tmstandard-有机单标
中国食品药品检定研究院
Aldrich
Supelco
纯度
全部
100 μg/mL in Dichloromethane
100.00%
1000 μg/mL in MeOH
1000μg/mL
10μg/mL
2.0 mg/mL in Dichloromethane
5.0 mg/mL in MeOH
5000 μg/mL in methanol, certified reference material
99.5%
99.5%(GC)
99%
99+%
BioXtra, ≥99.5% (GC)
certified reference material, 500 μg/mL in methanol
contains hypophosphorous as stabilizer, loose crystals, ACS reagent, ≥99.0%
Equilibrated with 10 mM Tris HCl, pH 8.0, 1 mM EDTA, BioReagent, for molecular b
for molecular biology
natural, 97%, FG
neat
puriss., ≥99.5% (GC), meets analytical specification of Ph. Eur., BP, USP, cryst
Saturated with 0.1 M citrate buffer, pH 4.3 ± 0.2, BioReagent, for molecular bio
unstabilized, purified by redistillation, ≥99%
规格
全部
1.5kg
100g
100ml
10g
10kg
10mg
10ml
1ea
1g
1kg
1l
1ml
2.5kg
200mg
20ml
2500g
250g
250ml
25g
25kg
2kg
2ml
400ml
500g
500ml
50g
5g
5kg
排序
默认
价格
纯度
现货
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