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Hydroxyethyl Starch

Hydroxyethyl Starch

Quick Details:


Package and Storage:

Packaging Details: 25 kg/drum or as the customers’ requirements.
Delivery Detail: Within 7days after confirmation

Specifications:
PRODUCT NAME: Hydroxyethyl Starch
CAS NUMBER: 9005-27-0

storage temp.
-20°C Freezer
Usage blood volume expander
Item Specification Result
Character Should be complies Complies
Identification By IR absorption, to match with the working standard
Chemistry reaction, should be positive reaction
Complies
Complies
PH 4.5-6.5 5.8
Clarity Turbidity no dark than 2# Complies
Color Absorbency≤0.05 0.01
Specific optical rotation +182°~+192° +190°
Loss on drying ≤6.0% 2.3%
Chloride ≤0.6% 0.1%
Absorbing indissoluble 0Not more than 4mg(0.04%) 0.01%
Heavy metals Not more than 0.001% <0.001%
Apparent viscosity 15.0~19.0 18.3
Substitution degree 0.43~0.55 0.44
Glycol Not more than 0.062% 0.008%
Epoxy ethane Not more than 0.001% 0%
2-chloroethanol Not more than 0.0005% 0%
Mw 190000~290000 244 245
Mw10%min ≥13000 32 954
Mw10%max ≤780000 600 152
Microbial Pollution Should be complies Complies
Pyrogen Should be complies Complies
Abnormal toxicity Should be complies Complies
Bacterial endotoxin ≤2.5IU/g Complies
Assay 97.0%~101.0% 100%
Conclusion Conforms to YBH00242011 of SFDA standard

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