折射率标准品 n=1.4969 Toluene/water, traceable to SRM from NIST and PTB n (20°C)=1,4969 CertiPUR
铈 ICP 标准液 1,000 mg/l traceable to SRM from NIST Ce(NO ) in HNO 2-3% 1000 mg/l Ce CertiPUR
汞 ICP 标准液 1,000 mg/l suppl. to multi-element standard XXI (1.09498) 10 mg/l Hg CertiPUR
30%过氧化氢 (Perhydrol ) (高温储存稳定),分析级 EMSURE ISO
醋酸铵 分析级 EMSURE ACS, Reag. Ph Eur
二水合氯化钙 分析级 EMSURE ACS, Reag. Ph Eur
碳酸钡 分析级 EMSURE ACS, Reag. Ph Eur
锂 ICP 标准液 1,000 mg/l traceable to SRM from NIST LiNO in HNO 2-3% 1000 mg/l Li CertiPUR
钒浓缩标准液 1000 mg V, (VOSO4 in 8.6% H2SO4) Titrisol
分子筛 0.4 nm beads, with moisture indicator ~ 2 mm
醋酸钠 无水分析级 EMSURE ACS, Reag. Ph Eur
二水合氯化亚锡 分析级 EMSURE ACS, ISO, Reag. Ph Eur