硫酸钾 分析级 EMSURE ACS, ISO, Reag. Ph Eur
汞 ICP/MS 标准液 10,000 mg/l traceable to SRM from NIST Hg(NO ) in HNO 10% 10000 mg/l Hg CertiPUR
氯化钙 fused, granular about 0.5-2.0 mm for elementary analysis
钨 AAS 标准液 1,000 mg/l traceable to SRM from NIST (NH ) WO in H O 1000 mg/l W CertiPUR
钼 AAS 标准液 1,000 mg/l traceable to SRM from NIST (NH ) Mo O in H O 1000 mg/I MO CertiPUR
吸附剂 absorbent for spilled liquids Chemizorb
镍浓缩标准液 1000 mg Ni, (NiCl2 in H2O) Titrisol
药典色度标准品B系 for testing the colour intensity acc. to Ph. Eur. B1-B9 CertiPUR
250 g干燥剂包 加有湿度指示剂的硅胶 (橙色硅胶)包:15 x 20.5 cm
金 ICP 标准液 1,000 mg/l traceable to SRM from NIST H(AuCl ) in HCl 7% 1000 mg/l Au CertiPUR
铜粉 fine powder GR particle size < 63 μm (> 230 mesh ASTM)
石腊 57-60, in pastille form Ph Eur,BP,NF