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MX0075

Supelco

Magnesium Sulfate, Anhydrous

powder Meets Reagent Specifications for testing USP/NF monographs GR

Synonym(s):
Sulfuric Acid Magnesium Salt, Epsom salts, Magnesium Sulfate, Anhydrous
Empirical Formula (Hill Notation):
MgO4S
CAS Number:
Molecular Weight:
120.37
MDL number:
EC Index Number:
231-298-2

Quality Level

assay

≥98.0% (complexometric)

form

powder

loss

≤2% loss on ignition

color

white

pH

7.9 (25 °C, 50 g/L in H2O)

mp

1124 °C (Lit.)

solubility

300 g/L

anion traces

chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.005%

cation traces

As: ≤0.001%
Ca: ≤0.04%
Fe: ≤0.001%
Mn: ≤0.001%
NH4+: ≤0.005%
heavy metals (as Pb): ≤0.001%

shipped in

ambient

storage temp.

room temp

InChI

1S/Mg.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

InChI key

CSNNHWWHGAXBCP-UHFFFAOYSA-L

Packaging

500 g in Plastic bottle
2.5 kg in Plastic bottle

Analysis Note

Ammonium (NH4): 0.005% max
Arsenic (As): 0.001% max
Assay (complexometric): 98.0% min
Calcium (Ca): 0.04% max
Chloride (Cl): 0.001% max
Color: White
Form: Powder
Heavy metals (as Pb): 0.001% max
Iron (Fe): 0.001% max
Loss on ignition: 2.0% max
Manganese (Mn): 0.001% max
Nitrate (NO3): 0.005% max

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

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Certificate of Quality

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