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Parteck® LUB STA 50 (Ácido esteárico 50), EMPROVE® ESSENTIAL NF, JP, Ph. Eur., BP grau vegetal, SAFC®

Fornecedor: MERCK PRODUCTION CHEMICALS

Sinônimos: Octadecanoic acid, Octadecylic acid

1.00661.9020 1.00661.0250
1.00661.9020EA 2490 EUR
1.00661.9020 1.00661.0250
Parteck® LUB STA 50 (Ácido esteárico 50), EMPROVE® ESSENTIAL NF, JP, Ph. Eur., BP grau vegetal, SAFC®
Ácido esteárico
Fórmula: C₁₈H₃₆O₂
Peso Molecular: 284.48 g/mol
Ponto de ebulição: 361
Ponto de Fusão: 67
Densidade: 0.94 g/cm³ (20 °C)
Ponto de Inflamação: 196 °C (rec. fechado)
Temperatura de Armazenamento: Frigorífico
Número MDL : MFCD00002752
Número CAS: 57-11-4
EINECS: 200-313-4
Merck Index: 13,08882
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Especificações dos Resultados do Teste

Stearic acid (GC) 40.0 - 60.0 %
Assay (Stearic acid and palmitinic acid) (GC) ≥ 90.0 %
Identity passes test
Appearance of melt (Ph Eur, BP) passes test
Colour of solution (NF) passes test
Acidity (Ph Eur, NF, BP) passes test
Mineral acids (JP) passes test
Solidification point 54 - 59 °C
Heavy metals (as Pb) ≤ 0.0010 %
Ni (Nickel) ≤ 1 ppm
Residual solvents (Ph.Eur./USP/ICH) excluded by production process
Iodine number ≤ 4.0
Acid value 194 - 210
Neutral fats and mineral fats passes test
Sulfated ash ≤ 0.10 %
Particle Size (d10) ≥ 5 µm
Particle Size (d50) about 35
Particle Size (d90) ≤ 200 µm
Specific surface area (BET) 0.90 - 1.40 m²/g
Microbiological purity (Total aerobic microbial count (TAMC)) ≤ 1E+03 CFU/g
Microbiological purity (Total yeast and mould count (TYMC)) ≤ 1E+02 CFU/g
Bile tolerant Gram negative Bacteria (absent in 1 g) conforms
Escherichia coli (absent in 1 g) conforms
Pseudomonas aeruginosa (absent in 1 g) conforms
Staphylococcus aureus (absent in 1 g) conforms
Candida albicans (absent in 1 g) conforms
Salmonella ssp (absent in 10 g) conforms


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