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GCS 乙二醇 二硫化碳
Isosciences 4163 1mg
TRC 149022-15-1 M288930 5g
J&K Pyridine 13178 50ml ≥99%
J&K BSTFA+TMC 33155-U
国标 GSB 04-1473-2004 铬标准品
国标 GSB 04-1742-2004 铅标准品
DLM-365-5 1146-65-2 Naphthalene-d8
CDN D-5709-100mg
1528202-1G 四乙基硼酸钠
CDEN-DLM-102-5 蒽(D10,99%) 1719-60-8 5g
CDEN-DLM-365-10 萘(D8,99%) 1146-65-2 10g
BOC SCIENCES 56803-37-3 BCR16695 1g
BOC SCIENCES 78-33-1
AFLA 甲基硫醇化铅 A17586-AR 2G
国标 溴离子标准溶液 20ml/瓶
国标 氯离子标准溶液 20ml/瓶
CDN D-7447-0.1g
CDN D-2306-0.1g
CDN D-2940-0.1g
CDN D-2310-0.1g
PE 磷(1,000 μg/g) P 50 g N9308221
PE 钴(1,000 μg/g) Co 50 g N9308210
CDN D-7214-0.25G 4-Methylimdazole-d5