CAS number : 10555-76-7
Molecular weight :137.86
Molecular formula/chemical symbol :NaBO2.4H2O
Description :
Apearances: Colorless triclinic crystals (Anhydrous is a white granular crystals), soluble in water, insoluble in alcohol, strong hydrolysis in water leaving the aqueous solution was strongly alkaline.
USES :
For photographic chemicals, textile treatment, adhesives, detergents, preservatives, fire retardants, magnesia, waterproof, chemical method take over sodium borate and carbonization method of borax, as well as used in agriculture as a herbicide.
Keywords:Surface treatment chemicals
Report :
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Product name |
Sodium metaborate tetrahydrate |
CAS: 10555-76-7 |
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Apearances |
Colorless triclinic crystals |
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TEST ITEMS |
TEST RESULT |
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(AR) |
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(NaBO4.4H2O) |
≥ 99.0 |
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Clarity Test |
Qualified |
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Water insoluble matter |
≤ 0.005 |
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Chlorides(Cl) |
≤ 0.002 |
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Sulfate (SO4) |
≤ 0.01 |
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Nitrate(NO3) |
≤ 0.003 |
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Phosphate(PO4) |
≤ 0.001 |
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Carbonate (CO3) |
Qualified |
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(Fe) |
≤ 0.001 |
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(Ca) |
≤ 0.005 |
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Heavy metals(Pb) |
≤ 0.001 |
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