Potassium Sorbate Powder (F)

Product Specifications

DFI-511871DFI-693580

DFI-511871

Description
Appearance: White or off white powder
CAS No.: 590-00-1 / 24634-61-5
Chemical name: 2,4-Hexadienoic acid, Potassium salt
Country of origin: China
Description: White or off-white granular, slight characteristic odour, freely soluble in water (approx.1400g/L at 20°C), less soluble in ethyl alcohol (approx.1g/L at 20°C) and practically insoluble in ether. It decomposes at about 270°C
E number: E 202
EINECS No.: 246-376-1
Formula: C6H7KO2
Functionality: Preservative (food grade), antimicrobial agent
Molecular Mass: 150.22
Packaging: 25 kgs carton
Shelf life: 24 months
Storage: Store in original closed packaging away from sunlight and at ambient temperature (suggest below 38°C and 70% relative humidity)
Specifications
Acidity: Passes test (about 1%)
Aldehydes: Max: 0.1%
Alkalinity: Max: 1%
Arsenic: Max: 0.1mg/kg, ppm
Assay: 99 to 101%
Chloride (Cl): Max: 180ppm, mg/kg
Heat Stability: No discolouration after 90 minutes at 105°C
Heavy metals: Max: 10ppm, mg/kg
Identification: Ultra-violet absorption: UV-Maximum 264+/- 2 nm (solution of 0.002 g/L in water at pH <3)
Lead: Max: 0.1mg/kg, ppm
Loss on drying: Max: 1%
Melting Range: 133 to 135°C
Mercury: Max: 0.01mg/kg, ppm
Mesh Size: 60 mesh
pH: 8.5 to 10.5
Sulfate: Max: 380ppm, mg/kg
Zinc: Max: 0.1mg/kg, ppm
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Published Date: 2024-08-28 14:55:46
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DFI-693580

Description
Appearance: White to off-white powder
CAS No.: 24634-61-5
Country of origin: China
EINECS No.: 246-376-1
Formula: C6H7KO2
Odour: Slight characteristic odour
Packaging: 25kg cardboard box with inner aluminium foil bag
Shelf life: 24 months
Storage: Keep packaging tightly closed and stored in a dry, cool and ventilated warehouse. No fire source and avoid direct sunshine
Specifications
Aldehydes: Max: 0.1%
Alkalinity: Max: 1%
Arsenic: Max: 0.1mg/kg, ppm
Assay: 99 to 101%
Cadmium: Max: 0.02mg/kg, ppm
Chloride (Cl): Max: 0.018%
Clarity: Passes test
Heat: No change in colour after heating for 90 minutes at 105°C
Heavy metals: Max: 10mg/kg, ppm
Identification: Conforms with standard spectrum
Identification: Passes test
Identification: Passes test
Lead: Max: 0.1mg/kg, ppm
Loss on drying: Max: 1%
Mercury: Max: 0.01mg/kg, ppm
pH: 8.5 to 10.5
Solubility in Water: Freely soluble in water and practically insoluble in ether
Sulfate: Max: 0.038%
Transmittance: Min: 87%
Zinc: Max: 0.1mg/kg, ppm
Microbiological
Coliforms: Max: 30cfu/g
Total number of colonies: Max: 100cfu/g
Yeasts & Moulds: Max: 100cfu/g
Request this Spec
Published Date: 2026-03-18 15:51:00
Thank you for your request
A member of the team will be touch soon.

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