malic acid,United States Sealong biotech price supplier

1:  L-malic acid

【Product Content (Based on C ₄ H ₆ O ₅ ) 】≥99.0%

【Fumaric Acid Content】≤0.10%

【Heavy Metal (Based on Pb) Content】≤20ppm

【Arsenic (As) Content】≤2ppm

【Sulfate (Based on SO42- Content】≤300ppm

【Chloride (Based on Cl-) Content】≤100ppm

【Specific Rotation [α]20】-2.3°

【Melting Range】101～103℃

【Package】25kg/paper barrel lined with polyethylene bag

【Storage】Stored in a closed, dry and shade place away from light

2.DL-malic acid

【Product Content (Based on C ₄ H ₆ O ₅ )】99.0～100.5%

【Fumaric Acid Content】≤1.00%

【Maleic Acid Content】≤0.05%

【Heavy Metal (Based on Pb) Content】≤10ppm

【Arsenic (As) Content】≤2ppm

【Ignition Residue】≤0.10%

【Water Insoluble Matters】 ≤0.10%

【Specific Rotation [α]20】-0.10～+0.10°

【Melting Range】127～132℃

【Package】25kg/paper bag

【Storage】Stored in a closed, dry and shade place away from light