Zinc Chloride AR 98-100.5% AnalaR/Pharma 500g
VWRC29156.260-500g
Catalogue No. 29156
|
Danger |
Formula: ZnCl₂ MW: 136,3 g/mol Storage Temperature: Ambient |
CAS Number: 7646-85-7 UN: 2331 DG: 8 corrosive acid Packing group ,III [low risk] |
Assay | 98.0 - 100.5 % |
Al + Ca + heavy metals + Fe + Mg | Passes test |
Identification A | Passes test Ph.Eur. |
Identification B | Passes test Ph.Eur. |
Solution S | Passes test Ph.Eur. |
pH (20°C; 10 %) | 4.6 - 5.5 |
Insoluble substances | Max. 50 ppm |
Oxide chlor ide (as ZnO) | Max. 1.20 % |
Total N (Nitro gen) | Max. 20 ppm |
NH4 (Am monium) | Max. 50 ppm |
NO3 (Nitr ate) | Max. 30 ppm |
SO4 (Sulp hate) | Max. 20 ppm |
Ca (Cal cium) | Max. 10 ppm |
Cd (Ca dmium) | Max. 5 ppm |
Cu (Co pper) | Max. 10 ppm |
Fe (Iro n) | Max. 5 ppm |
K (Potass ium) | Max. 0.02 % |
Mg (Mag nesium) | Max. 100 ppm |
Na (Sod ium) | Max. 50 ppm |
Pb (Le ad) | Max. 10 ppm |
Conforms to ACS | Passes test |
Conforms to Reagent. Pharmacopoeia .Europe. | Passes test |
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