Properties : white crystalline powder, soluble in water, insoluble in ethanol. Efflorescence in the air.

Molecular Formula : C4H4KO7Sb . 0.5H2O

Soluble in water test qualified

Loss in drying 3.0

Lead(Pb) 0.05

Asrenic(As) 0.002

Chemical name : (R)-double[(3-hydroxyl-2-hydroxypropyl)three-methyl-ammonium]-L-tartrate physical and chemical properties : levo-rotatory carnitine tartatic acidic salt is the steady structure of levo-rotatory carnitine. It can keep steady under moist condition and uneasily absorb the water. It is a white crystalline powder with pleasant acidic smell. It can dissolve in water while it is insoluble in organic solutions.

PH 3.0-4.5

Water 1.0%

Chloride 0.4%

Heavy metal 10ppm

Arsenic 2ppm

Carnitine 68.2+-1.0%

Tartaric 31.8+-1.0%

Appearance : colorless and transparent liquid

Optical activity(20) : +8.3 to +8.7

Heavy metal : 20ppm max

Specific rotatory power : +32 to 36

Water insoluble matter 0.01

Ingited residue(on sulfate) 0.05

Chloride 0.005

sulfate 0.01

Iron(Fe) 0.003

Heavy metal(Pb) 0.002

Deposition test qualified