Hóa chất Hydrochloric acid 37% (HCL 37%)
Code 20252.290
Xuất Xứ : VWR - Pháp
Dùng trong phòng thí nghiệm
Thông số kỹ thuật
Assay |
35.0 - 38.0 % |
Appearance |
Clear colourless liquid |
Appearance of solution |
Passes test Ph.Eur. |
Identification A |
Passes test Ph.Eur. |
Identification B |
Passes test Ph.Eur. |
Colouration |
Max. 10 APHA |
Density (20/4) |
1.174 - 1.193 |
Evaporation residue |
Max. 100 ppm |
Free chlorine |
Max. 1 ppm |
Heavy metals (as Pb) |
Max. 2 ppm |
Ignition residue (SO4) |
Max. 5 ppm |
Reducing substances (as O) |
Max. 4 ppm |
Br (Bromide) |
Max. 5 ppm |
NH4 (Ammonium) |
Max. 1 ppm |
PO4 (Phosphate) |
Max. 0.5 ppm |
SO3 (Sulphite) |
Max. 1 ppm |
SO4 (Sulphate) |
Max. 1 ppm |
Al (Aluminium) |
Max. 0.2 ppm |
As (Arsenic) |
Max. 0.01 ppm |
Ba (Barium) |
Max. 0.02 ppm |
Be (Beryllium) |
Max. 0.01 ppm |
Bi (Bismuth) |
Max. 0.02 ppm |
Ca (Calcium) |
Max. 1 ppm |
Cd (Cadmium) |
Max. 0.01 ppm |
Co (Cobalt) |
Max. 0.01 ppm |
Cr (Chromium) |
Max. 0.07 ppm |
Cu (Copper) |
Max. 0.1 ppm |
Fe (Iron) |
Max. 0.3 ppm |
Ge (Germanium) |
Max. 0.02 ppm |
Hg (Mercury) |
Max. 0.01 ppm |
K (Potassium) |
Max. 0.1 ppm |
Li (Lithium) |
Max. 0.01 ppm |
Mg (Magnesium) |
Max. 0.1 ppm |
Mn (Manganese) |
Max. 0.01 ppm |
Mo (Molybdenum) |
Max. 0.02 ppm |
Na (Sodium) |
Max. 0.5 ppm |
Ni (Nickel) |
Max. 0.04 ppm |
Pb (Lead) |
Max. 0.02 ppm |
Sr (Strontium) |
Max. 0.01 ppm |
Ti (Titanium) |
Max. 0.02 ppm |
Tl (Thallium) |
Max. 0.02 ppm |
V (Vanadium) |
Max. 0.02 ppm |
Zn (Zinc) |
Max. 0.5 ppm |
Zr (Zirconium) |
Max. 0.02 ppm |
Conforms to Reag. Ph.Eur. |
Passes test |