L Tartaric Acid

We offer l tartaric acid.
Purity:99.7%min
standard: fccivbp98
packing: 25kgs bag; 20mt20fcl
product name:dl-tartaric acid
items value
purity 99.7% min.
melting point( oc) 200-206
sulfate 0.04%max.
heavy metal 0.001%max.
arsenic 0.0001%max
loss on drying 0.5%max
residue on ignition 0.1%max
character : colorless crystals or white power, without odor, with sour taste, stable in air, compound of equal quantity ofdextro-rotatory and levo-rotatory tartaric acid, containing one or two molecule crystalline water and losting water when heated to 100oc , specific gravity 1.697. Its solubility in ether is about 1% and 5.01( 25oc ) in ethanol, in water is 20.60( 20oc ).
uses : widely used in food, medicine, chemistry and light industry, etc., mainly sed to manufacture tartaric acid salts, such potassium sodium tartrate and used as foaming agent. Also applied in tanning, photo, glass, enamel and telecom materials industries. Its acidity is as 1.3 times as citric acid, so specially as acidifying agent for grape juice.
packing : 25kg complex bags lined with double-layered kraft paper bags and film bag.
storage : keep in the clear and dry storage shed.