2,Molecular Formula : Ca(OH)2
3,Molecular Weight: 74.10
4,CAS: 1305-62-0
5,Character: White powder, Alkaline, insoluble in water, pH is 12.4, alkali.
6,Usage: Used as buffer, neutralizer, firming agent, used in beer, cheese and cocoa.
Specification | GB 25572-2010 | FCC V | ||
Ca(OH)2,w/% | 95.0~100.5 | 95.0~100.5 | ||
Carbonate | Passes test | Passes test | ||
Magnesium, basic salt,w/% | ≤ | 2.0 | 4.0 | |
Acid-insoluble substances,w/% | ≤ | 0.1 | 0.5 | |
Arsenic(As),ppm | ≤ | 2 | 3 | |
Fluoride,ppm | ≤ | 50 | 50 | |
Lead(Pb),ppm | ≤ | 2 | 2 | |
Heavy Metals(as Pb),ppm | ≤ | 10 | --- | |
Loss on drying,w/% | ≤ | 1.0 | --- | |
Sieve residue(0.045mm),w/% | ≤ | 0.4 | --- |