氯化铵 GR for analysis ACS, ISO, Reag. Ph Eur
HPLC系统标定用标准样品 第3组:分离;尼泊金酯的甲醇/水 (50:50) 溶液 LiChroTest
ICP 多元素标准液 XVII (7 elements in hydrochloric acid 15%) 100 mg/l: Hf, Ir, Sb, Sn, Ta, Ti, Zr CertiPUR
铬浓缩标准液 1000 mg Cr, (CrCl3 in 4.2% HCl) Titrisol
氧化镁 GR for analysis (max.0.001% SO ) ACS
甲醛 stabilized with about 10% methanol Ph Eur,BP,USP
硅酸 precipitated extra pure light DAB
干燥剂包 silica gel with humidity indicator (orangegel) sachet: 7 x 9 cm
L(+)-酒石酸 分析级 EMSURE ACS, ISO, Reag. Ph Eur
硫酸 90-91% for Gerber fat determination and determination of nitrates in milk
氢氟酸 48% 分析级 EMSURE ACS,ISO,Reag. Ph Eur