化學(xué)名稱: | 透明質(zhì)酸 |
INCI名稱: | 透明質(zhì)酸 |
英文名稱: | HYALURONIC ACID |
CAS號(hào): | 9004-61-9 |
原料報(bào)送碼: | 00672-00817-2326 |
HS編碼: | 3913900090 |
化學(xué)式: | C28H44N2O23 |
分子量: | 776.65 |
中文別名: | 透明質(zhì)酸; 動(dòng)物糖醛酸 |
英文別名: | hyaluronic acid; Hyaluronic Acid Sodium Salt; HYALURONIC ACID SODIUM SALT |
Specification | 標(biāo) 準(zhǔn) Standard |
外觀 Appearance | 白色或類白色粉末 White or off white powder |
葡萄糖醛酸 Glucuronic acid (drying basis) | ≥44.0% |
透明質(zhì)酸鈉Sodium Hyaluronate | ≥98.5% |
透光率Transmittance | ≥99.0%(T:550nm) |
pH值 pH value | 5.0~8.5 |
干燥失重Loss on Drying | ≤10.0% |
蛋白質(zhì)Protein | ≤0.1% |
灼燒殘?jiān)?/span>Residue on Ignition | ≤20.0% |
特性粘度Intrinsic viscosity | 實(shí)測(cè)值 Measured value |
鐵(Fe)Iron | ≤80ppm |
氯化物Chlorides | ≤0.5% |
重金屬(鉛) Heavy metal(Lead) | ≤10ppm |
砷Arsenic | ≤2ppm |
微生物檢測(cè) Microbial Test | |
細(xì)菌總數(shù) Total Plate Count | ≤100cfu/g |
霉菌和酵母 Yeast & Mold | ≤50cfu/g |
銅綠假單胞菌 Pseudomonas aeruginosa | 不得檢出/g Negative/g |
金黃色葡萄球菌 Staphylococcus aureus | 不得檢出/g Negative/g |
Package: In 25Kg net per fiber drum, inner polythene bags. We can provide the packing as per your request. |