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Guangzhou Zoron Chemicals Technology Co., Ltd 3yr.
Contacts Mr Su Chat
Mobile 86-13480239358
E-mail xinglong3698@sina.com
13480239358
WhatsApp +8613480239358
Zelong Supply:<Food additives: calcium carbonate, baking soda (sodium bicarbonate), sodium sulfate, calcium hydroxide, etc.
Food-grade calcium oxide
Chemical formula:CaO
Common namecalcium oxide
Appearance: White powder(Or blocky)
English name: Calcium Oxide
Nature<t_XXXXXXXXX> <t_XXXXXXXXX>
No odor, highly hygroscopic; when absorbing moisture, it turns into calcium hydroxide.


Quality Inspection Report
|
Project |
Standard |
indicators |
|
Calcium oxide (CaO) content w/% ≥ |
9.5–10.5 |
>95 |
|
Magnesium and alkali metal content/w% ≤ |
3.6 |
1.1 |
|
Insoluble matter in hydrochloric acid w/% ≤ |
1 |
0.3 |
|
Burned alkali/w%≤ |
10 |
0.5 |
|
Arsenic (in As) / (mg/kg) ≤ |
3 |
< 0.8 |
|
Fluorine (F) / (mg/kg) ≤ |
150 |
57 |
|
Lead (Pb)/(mg/kg) ≤ |
2 |
0.5 |
|
AL2O2%≤ |
/ |
0.5 |
|
CO2%≤ |
/ |
3 |
|
SiO2%≤ |
/ |
0.5 |
|
Thickness (residue after screening) 0.075 mm ≤ |
/ |
0.5 |
|
Thickness (residue after screening) 0.045 mm ≤ |
/ |
2.0 |
|
Iron (Fe) content % ≤ |
/ |
0.03 |
|
Color |
White or off-white |
Meets the requirements |
|
Status |
particles or powder |
Meets the requirements |
Features and Applications:
High calcium oxide content, fine texture, minimal impurities; widely used in PVC drying masterbatches, rubber desiccants, drying agents, moisture absorbers for plastic products, anti-moisture agents, pharmaceuticals, food additives, and other fields.


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