化學(xué)名稱: | N-乙酰-L-谷氨酰胺 |
INCI名稱: | 乙酰谷氨酰胺 |
英文名稱: | ACETYL GLUTAMINE |
CAS號(hào): | 35305-74-9 |
HS編碼 | 2924199090 |
化學(xué)式: | C7H12N2O4 |
分子量: | 188.181 |
中文別名: | N-乙酰-L-谷氨酰胺; L-2-乙酰氨基戊酰氨酸; L-2-乙酰胺基戊酰氨酸; N-乙?;?L-谷酰胺; L-2-乙酰氨基戊酰氨酸 乙酰谷氨酰胺 N-乙?;?L-谷氨酰胺; 乙酰谷酰胺 ,N-乙酰-L-谷氨酰胺 |
英文別名: | N-ACETYL-L-GLUTAMINE N-acetyl-L-glutamine; Ethyl N-acetylacetimidate; N-acetyl glutamine; N-Acetyl-L-glutamine; (S)-2-Acetamido-5-amino-5-oxopentanoic acid; N-Acetylacetimidsaeure-ethylester; Ethanimidic acid,N-acetyl-,ethyl ester; N-acetyl ethyl acetimidate L-2-ACETAMIDOGLUTAAMIC; |
指 標(biāo) Specification | 標(biāo) 準(zhǔn) Standard |
外觀 Appearance | 白色或類白色結(jié)晶性粉末White or almost white crystalline powder |
溶液外觀 Appearance of the Solution | 透明無(wú)色至淺黃色Transparent colorless to light yellow |
透光率Light transmittance | ≥95.0%(430nm) |
比旋度 Specification Rotation | -11.5°~-13.5° |
熔點(diǎn) Melting Point | 194~198℃ |
干燥失重 Loss on Drying | ≤1.0% |
灼燒殘?jiān)?/span> Residue on Ignition | ≤0.1% |
氯化物Chloride | ≤0.02% |
硫化物Sulfide | ≤4ppm |
重金屬(鉛) Heavy metal(Lead) | ≤10ppm |
鐵鹽 Ironic Salt | ≤10ppm |
含量 Assay(drying basis) | 98.0~102.0% |
微生物檢測(cè) Microbial Test | |
總菌數(shù) Total Aerobic | ≤1000cfu/g |
霉菌和酵母 Yeast & Mold | ≤100cfu/g |
大腸桿菌 E.coli | Negative |
沙門氏菌 Salmonella | Negative |
Package: In 25Kg net per fiber drum, inner polythene bags. We can provide the packing as per your request. |