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Magnesium Sulphate

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Product

Molecular Formula:MgSO4/MgSO4·H2O/ MgSO4.7H2O

Molecular Weight:120.37/138/246.47

CAS No:7487-88-9/14168-73-1/10034-99-8

Property: Magnesium Sulfate Monohydrate is White or grey white powder or granular solid soluble in water easily, bitter taste. Magnesium Sulfate Heptahydrate is Colorless or white oblique column crystal no odor, bitter taste, efflorescence easily at dry air soluble in water easily, soluble lightly in ether, decomposed if heated.

Specification:

Mass fraction, %
CHCH --- CHDA --- CH
magnesium sulphate
min99,5 --- 99,5 --- 99,0
insoluble in water substances
max 0,002--- 0,002--- 0,002
acidity (H2SO4)
max. 0,002--- 0,002--- 0,002
alkalinity (MgO)
max. 0,001--- 0,001--- 0,001
nitrates(NO3)
max. 0,001--- 0,002--- not standardized
phosphates (PO4)
max. 0,0005--- 0,0005--- 0,0005
chlorides (Cl)
max. 0,0005--- 0,0020--- 0,0030
ammonium salts (NH)
max. 0,001--- 0,002--- not standardized
gland (Fe)
max. 0,0002--- 0,0003--- 0,0005
calcium (Ca)
max. 0,01--- 0,02--- 0,02
manganese(Mn)
max. 0,0005--- 0,0010--- not standardized
arsenic (As)
max. 0,00004--- 0,00004--- 0,00004
heavy metals (Pb)
max. 0,0001--- 0,0001--- 0,0001
zinc (Zn)
max. 0,001--- 0,005--- not standardized

Packing:

Usage:

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