Hangzhou Hongxin calcium Industry Co., Ltd.

Refined Calcium oxide

Refined Calcium oxide

Refined Calcium oxide

In accordance with Q/HHX 002-2012 Ⅲ

1.Molecular formula: CaO

2.Molecular weight: 56.08

3.Physical and chemical properties:

White powder, without peculiar smell, absorbs Moisture and becomes Calcium hydroxide, extremely easy to absorption of Moisture, short storage period.


Widely used in chemical synthesis, pesticide, food, petrochemical, leather making, desiccant, waste incineration, water treatment, etc.

5.Main control index

No. Project Content
1  Calcium Oxide (as CaO)  %≥  Calcium Oxide       93.0
2  Iron (as Fe) %≤  Iron 0.1
3  Magnesium Oxide (MgO) %≤  Magnesium Oxide 1.0
4  Hydrochloride Insoluble   %≤  Insoluble hydrochloride 0.8
5  Fineness (325 Mesh residue) %≤   5.0


25kg/bag, film bag lined woven bag or flexible freight bag .