TARTARIC ACID NATURAL FINE GRANULAR TYPE 1 - DFI-521259

Published: 12/12/2019

Description	A white or almost white, crystalline powder or colourless crystals, very soluble in water , freely soluble in alcohol.
Appearance	The solution S is clear (<3NTU)
Molecular weight	150, 09
EC Number	E334
CAS No.	87-69-4
EINECS No.	201-766-0
Shelf life	60 months
Storage	Keep in the original packaging , in aq cool place, avoiding to expose it to very hot or very cold temperatures and to direct sunlight.
Country of origin	Italy
Formula	C4H6O6

Identification	Meets identification test
Melting point	168°C ~ 170°C
Assay	99.7 % ~ 100.5%
Specific Optical Rotation	12.0° ~ 12.8°
Sulphate	<=150 ppm, mg/kg
Loss on drying	<=0.20%
Sulphated ash(Residue on ignition)	<=0, 05 %
Chloride (Cl)	<=30 ppm, mg/kg
Oxalate	<=50 ppm, mg/kg
Calcium (Ca)	<=25 ppm, mg/kg
Iron (Fe)	<=3 ppm, mg/kg
Residual solvents	Absent
Impurities(Element, Arsenic, Cadmium, Mercury, Lead)	<0.05 ppm, mg/kg
Impurities(Elements, Cobalt, Vanadium, Nickle)	<0.5 ppm, mg/kg
Packaging	25 kg bags of paper sewn on the top with an internal polyethylene bag thermowelded.