Xylitol
Molecular Structure:
MDL:
MFCD00064292
Molecular Formula:
C5H12O5;HOCH2[CH(OH)]3CH2OH
Molecular Weight:
152.15
Alias:
戊五醇,五羥基戊烷,1,2,3,4,5-戊五醇
xylite
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Xylitol |
分析標準品 |
250mg |
RMB 207.9 |
Consulting service |
Xylitol |
99% |
25g |
RMB 61.6 |
現(xiàn)貨 |
Xylitol |
99% |
100g |
RMB 105.6 |
現(xiàn)貨 |
Xylitol |
99% |
500g |
RMB 339.9 |
促銷 |
Character:
外形似白糖略帶甜味的斜方晶體(穩(wěn)定型)或單斜晶體(亞穩(wěn)型)。斜方晶體的熔點61-61.5℃。單斜晶體的熔點93-94.5℃,沸點215-217℃。易溶于水,溶于乙醇及吡啶類溶劑。
密度:1.52
熔點:92℃
Quality Standard:
外觀Appearance 白色至米黃色粉末
紅外光譜鑒別Infrared spectrometry Conforms
純度Purity ≥98.0% (HPLC)
純度Purity ≥99.0% (高氯酸滴定)
熔點Melting point(Decomposition) 91.0-95.0℃
水溶性試驗Solubility in Water 合格(透明)
氯化物chloride (Cl) ≤50ppm
水溶解試驗solubility in water 0.1 g/mL
水分Water <0.5 %
重金屬Heavy metals (as Pb) <10 ppm
硫酸鹽灰分Sulfated ash <0.5 %
砷As <3 ppm
還原性糖Reducing sugars <0.2 %
Storage:
密封干燥保存。
用途 生化研究。
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