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Tocopheryl Acetate CAS 7695-91-2 ISO Certified Reference Material Purity Degree 99%: Items Standard Appearance Clear, yellow or greenish yellow, Viscous, oily liquid Acidity ≤ 1.0ml Isobutyl acetate ≤ 0.5% Assay 96.0%~102.0% Arsenic ≤ 3mg/kg Lead ≤ 10mg/kg Copper ≤ ...

D(+)-Trehalose Dihydrate CAS 6138-23-4 Raw Powder Wholesale Purity Degree 99%: Items Standard Appearance White crystalline powder Assay ≥ 98% Loss on drying(60 ℃ ) ≤ 1.5% PH(30%aq.) 5-6.7 Ignition residue ≤ 0.05% Arsenic ≤ 0.5ppm Lead ≤ 0.1ppm Heavy metals ≤ ...

Cholesterol GMP Factory Direct Purity Degree 99% CAS 57-88-5: Items Standard Appearance White or off white solid powder Melting range 147℃— 150℃ Specific rotation -34.0º~ -38.0° Loss on drying ≤0.3% Assay(HPLC) ≥98.0% FQA: Q1 Can i get some samples ...

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