85-2492-83　Magnesium Stearate 99+% USP 5Kg　CAS No:557-04-0　239594

特徴

• Stearic and Palmitic acid basis, ≥40% Stearic acid basis, 4-5%Mg
• Synonyms:Octadeconic acid magnesium salt; Stearic acid magnesium salt; Stearic and Palmitic acid basis, ≥40% Stearic acid basis, 4-5%Mg
• Molecular Formula:C36H70O4Mg
• Molecular Weight:591.20
• Appearance:White powder
• Purity:≥99% (through 200 mesh%)
• Ash:As reported
• Free Fatty Acids:As reported
• Mesh Size:
Sieve residue @ 200 mesh = 1%
• Surface Area: ≤ 7m2/g
• Heavy Metals:≤0.002%
• Chloride (Cl-):≤0.1%
• Sulfate (SO42-):≤0.5%
• Lead (Pb):≤0.0002%
• Arsenic (As):≤0.0003%
• Nickel (Ni):≤0.0005%
• Cadmium Cd):≤0.0001%
• Magnesium (Mg):4.0-5.0%
• Acidity & Alkalinity:≤0.05ml in 0.1M solution
• Yeast and Mold:≤100CFU/g
• E. Coli, Salmonella:None Detected/10g
• Fatty acids, Esters:Stearic acid (C18): ≥40%Stearic + Palmitic acid (C18 + C16): ≥90%
• Storage and Stability:Powder is stable for 12 months after receipt at RT.
• Meets USP/NF/EP/BP/JP Specifications