汞吸附补充剂 reagents refill pack for Cat. No. 1.12576.0001 Chemizorb
锑 AAS 标准液 1,000 mg/l traceable to SRM from NIST Sb O in HCl 2 mol/l 1000 mg/l Sb CertiPUR
碱石灰 with indicator, granules ~ 1 - 2.5 mm
氧化铜(II) granular GR for analysis
氢氧化钾 片状 GR for analysis (max. 0.002% Na) ACS, ISO, Reag. Ph Eur
Spectrosolv PSS for the ACIDORAPID mineralizer
镁 ICP 标准液 1,000 mg/l traceable to SRM from NIST Mg(NO ) in HNO 2-3% 1000 mg/l Mg CertiPUR
铜 ICP 标准液 1,000 mg/l traceable to SRM from NIST Cu(NO ) in HNO 2-3% 1000 mg/l Cu CertiPUR
亚硝酸盐 IC 浓缩标准液 for 1000 mg NO2-, (NaNO2 in H2O) Titrisol