CAS No.: | 1305-78-8 |
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Formula: | Cao |
EINECS: | 215-137-3 |
Classification: | Calcium Hydroxide |
Appearance: | Solid |
Grade Standard: | Industrial Grade |
Samples: |
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Customization: |
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Item
|
Standard
|
Test results
|
Color
|
White
|
White
|
Form
|
Powder
|
Powder
|
Ca(OH)2
|
95.0%~100.5%
|
Pass test
|
Carbonate
|
Pass test
|
Pass test
|
Magnesium and alkali metals
|
2.0% max
|
1.55%
|
Acid insoluble matter
|
0.1% max
|
0.088%
|
As
|
2mg/kg max
|
1.65mg/kg
|
Fluoride(As F)
|
50mg/kg max
|
48.9mg/kg
|
Pb
|
2mg/kg max
|
1.66mg/kg
|
Heavy metal(As Pb )
|
10mg/kg max
|
9.67mg/kg
|
Loss on drying
|
1.0% max
|
0.99%
|
Sieve residue(0.045mm)
|
0.4% max
|
0.385%
|
1.Can be used as filler.
2, used as an analytical reagent, gas analysis used as carbon dioxide absorber, spectral analysis reagent, high purity reagent used in semiconductor production epitaxy, diffusion process, laboratory amm onia drying and alcohol dehydration.
3, used as raw materials, can manufacture calci um carbide, soda, bleaching powder, etc., also used for leather, wastewater purification, calcium hydroxide and a variety of calcium compounds;
4, can be used as building materials, metallurgical flux, cement accelerator, phosphor flux;
5, used as vegetable oil decolorizing agent, drug carrier, soil conditioner and calcium fertilizer;
6, can also be used for refractory materials, desiccant [1];
7, can be prepared agricultural machinery 1, 2 glue and underwater epoxy adhesive, but also used as a reaction agent with 2402 resin pre-reaction;
8, used for acid wastewater treatment and sludge conditioning;
9, can also be used as boiler stop protective agent, using the moisture absorption capacity of lime, so that the metal surface of the boiler water vapor system to keep dry, prevent corrosion, suitable for low pressure, medium pressure, small capacity drum boiler long-term stop protection;
10, can react with water to prepare calcium hydroxide,
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