Calcium L-Threonate (CAS 70753-61-6)

Price Range: FOB 30-37 USD/KG; Update:2021/12/1

1. Calcium L-Threonate Characteristics

Synonyms: L-Threonic acid calcium salt


Formula: C8H14CaO10

Weight: 310.27

Package: 25KG/Drum

HS Code: 2918190090

Certificate: ISO/Kosher/Halal

Grade: Food grade

Appearance: White powder

Standard: USP/GB

2. Calcium L-Threonate Specification

Across Biotech supplies high-quality calcium l-threonate, used in food, cosmetics, and dietary supplements. Our standards are stricter than the national standards, check the details as below:


Test items Specification
Description White or almost white powder
Identification Positive
pH 5.8~7.0
Specific rotation +13.0°~+16.0°
Water insoluble  

≤ 0.1%

Loss on drying  


Heavy metals(Pb) ≤10ppm
Lead ≤0.5ppm
Arsenic ≤1ppm
Iron ≤100ppm
Copper ≤0.5ppm
Mercury ≤0.5ppm
Cadmium ≤1ppm
Assay ≥98.0%
Particle Size ≥ 20mesh
Bulk density 0.20~0.30g/ml
Tapped density 0.45~0.70g/ml
Aerobic Plate Count  


Yeast & moulds ≤100 CFU/g
Salmonella Negative
E. coli (MPN/g) Negative


3. Document- Calcium L-Threonate COA


Calcium L-Threonate COA


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