Potassium Bitartrate, E336,CAS no.868-14-4, food acidulent, a potassium salt of L-tartaric acid, also known as potassium acid tartrate and cream of tartar in cooking, colorless crystals or white crystal powder. As an experienced Potassium Bitartrate manufacturer and supplier, we has been supplying and exporting Potassium Bitartrate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Potassium Bitartrate powder Specification Item Index Content % 98.0~103.0 Identification A,B,C passed Acidity or alkalinity passed Loss on drying %(105C) 2.7 Arsenic % 0.15 Plumbum (Pb) % 0.04