Sản phẩm - Chromium standard solution traceable to SRM from NIST Cr(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Cr CertiPUR® – 500 ml

Calcium carbonate precipitated for analysis EMSURE® Reag. Ph Eur – 250 g

Chromocult® TBx (Tryptone Bile X-Glucuronide) Agar for Microbiology – 500 g

Chromium standard solution traceable to SRM from NIST Cr(NO3)3 in HNO3 0.5 mol/l 1000 mg/l Cr CertiPUR® – 500 ml