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Lugong, Taian, Shandong
Calcium Oxide
Chemical Name: Calcium Oxide
Formula: CaO
Molecular weight: *6.*8
Properties: White powder, no odorless. Relative density is
3.***3.*8, melt point is at ***0degreeand boiling point is at
***0degree. It is soluble in acid, glycerine and water, but not
soluble in enthanol.
Application: In food industry, it used as alkaline agent,
nutrition supplement agent, the dough regulation agent and so
on.
Packing: *5kgs net paper or plastic woven bags.
Storage and Transport: It should be stored in a dry and ventilative
warehouse. Avoid rain and moisture during transport. Furthermore,
it should be stored separately from poisonous substance.
| Test item | Specification | |
| Reagent grade | Pharmaceutical grade | |
| Appearance | Conform | Conform |
| Assay % | ≥ *8.0 | ≥ *7.0 |
| Clarity test | Conform | Conform |
| Acetic acid insoluble % | ≤ 0.*5 | ≤ 0.1 |
| The ignition lose heavy/% | 2 | 5 |
| Chloride % | ≤ 0.**3 | ≤ 0.*1 |
| Nitrate % | ≤ 0.**4 | ≤ 0.*1 |
| Sulfate % | ≤ 0.1 | ≤ 0.*5 |
| Ferric % | ≤ 0.**5 | ≤ 0.*3 |
| Alkali metal % | ≤ 0.5 | ≤ 1.0 |
| Ammonia water precipitate% | ≤ 0.2 | ≤ 0.4 |
