Premium Pharmaceutical Grade Potassium Sulfate for Global Distribution

• Customization: Available
• CAS No.: 7778-80-5
• Formula: K2so4
• Model NO.: none
• Purity: ≥99%
• Type: Ferrous Sulfate
• Appearance: Powder
• Grade Standard: Medicine Grade
• Characxcter: White or Almost White, Crystalline Powder
• Solubility: Soluble in Water
• Apearance of Solution: Clear and Colourless
• Identification: Meets The Requirements
• Transport Package: Bags with Pallets
• Specification: 25KG/BAG
• Origin: Cangzhou China
• HS Code: 3104300000

Product Description

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potassium  sulfate   ( kalii sulfas)
chemical formula:Molecular formula: K2SO4
molecular weight:174.3


Specification of potassium sulfate

Item	Limit
Characters	Appearance : white or almost white, crystalline powder or colourless crystals
	Solubility : soluble in water, practically insoluble in anhydrous ethanol.
Identification	It gives reactions (a) of sulfates
	It gives reactions(a) of potassium
Appearance	Solution S is clear and colourless
Acidity or Alkalinity	Not more than 0.5mL of 0.01M hydrochloric acid or 0.01M sodium hydroxide is required to change the colour of the indicator.
Chlorides	Not more than 40ppm
Calcium	Not more than 200ppm
Iron	Not more than 10ppm
Magnesium	Not more than 20ppm
Sodium	Not more than 0.10 per cent
Loss on drying	Not more than 1.0 per cent
Assay	98.5 per cent to 101.0 per cent of K2SO4(dried substance)

DEFINITION
Content: 98.5 per cent to 101.0 per cent of K2SO4 (dried
substance).
CHARACTERS
Appearance: white or almost white, crystalline powder or
colourless crystals.
Solubility : soluble in water, practically insoluble in anhydrous
ethanol.
IDENTIFICATION
A. It gives reaction (a) of sulfates (2.3.1).
B. It gives reaction (a) of potassium (2.3.1).