L-Carnitine Fumarate, CAS No.90471-79-7, is stable form of L-Carnitine manufactured through chemical synthesis from L-Carnitine and Fumaric Acid. L-Carnitine Fumarate. It has a white, hygroscopic crystalline powder appearance and is water soluble. L-Carnitine Fumarate is a functional food additive that is used for protein supplementation. It can be used in health products, sports beverages and infant food. As an experienced L-Carnitine Fumarate manufacturer and supplier, we has been supplying and exporting L-Carnitine Fumarate 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. L-Carnitine Fumarate Specification Item Specification Appearance White Crystals or White Crystalline Powder Specific rotation -16.5~-18.5 Residue on ignition 0.5% Solubility Clarification PH 3.0~4.0 Loss on drying 0.5% L-Carnitine 58.5 ±2.0% Fumaric Acid 41.5 ±2.0% Assay 98.0% Heavy Metals 10ppm Lead(Pb) 3ppm Cadmium (Cd) 1ppm Mercury(Hg) 0.1ppm Arsenic ( As) 1ppm CN- Not detectable Chloride 0.4% TPC < 1000Cfu/g Yeast & Mold < 100Cfu/g E.Coli Negative Salmonella Negative