Hydroxyethyl Starch 130/04 & 200/0.5
Item No.: SCM-2302
CAS No:9005-27-0
EINECS:618-410-9
Standard:USP/GMP
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PARAMETER

Description:

Hydroxyethyl starch is a polymer complex formed by hydroxyethylation of the glucose ring of branched starch in corn or potatoes, and is also a natural polysaccharide. Widely used in artificially synthesized colloidal solutions.

Specification:

TestsSpecifications
CharacterWhite    or    kind    of    white    powder;Odorless, tasteless;Excellent wetting ability.
SolubilityFreely soluble in water,It is almost insoluble in methanol, acetone or chloroform.
 IdentificationChemistry reaction, should be positive reaction

By  IR  absorption,  to  match  with  the  working standard
pH4.5-7.0
Appearance of solutionShould comply
AbsorbanceMax.0.025 at 400nm
Loss on drying≤15.0%
Heavy metals≤10ppm
Sodium chloride≤0.1%
Ethylene glycolNot more than 0.004%
Ethylene oxideNot more than 0.0001%
2-ChloroethanolNot more than 0.0005%
Mw110 000~150 000
Mw10%min≥15 000
Mw10%max≤380 000
Molar Substitution0.37~0.43
C2/C68.0~ 10.0
Microbial contaminationTAMC not more than 100CFU/g
Bacterial endotoxins≤2.5IU/g
Content Hydroxyethyl  starch 130/0.4    (by dry product)97.0%- 101.0%


Application:

1. Paper industry
2. Textile industry
3. Used as a plasma volume extender and as a medium for protecting blood cells during freezing or thawing.
4. As a thickener for hair dyes, toothpaste, and coatings


Package:

25kgs/carton.
Storage:
Hydroxyethyl starch should be stored in Tight container, protect from light.


Why us:

1.We can meet your customized requirements (labels, packaging, etc.)
2.We can provide both 130/0.4 and 200/0.5 for Hydroxyethyl starch you need.
3.we have strong advantages in High quality, Rich production experience , and Best service .

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