Polyaspartic Acid 25608-40-6

Category :

Food and Feed additives

CAS NO :

25608-40-6

EC NO :

MF :

(C₄H₇NO₄)x

MW :

133.102

Specification :

40% or 90%

Packing :

25kg Bag,1000kg Bag

Product description :

Product Name	Poly-L-aspartic acid 99%
CAS No.	25608-40-6
Purity	99%
Appearance	Powder/Liquid
Molecular Formula	C4H7NO4
EINECS No.	/

PASP is a water soluble polymer, has good scale inhibition on calcium carbonate, calcium sulfate, barium sulfate, calcium phosphate, etc. Its scale inhibition rate for calcium carbonate is 100%. Moreover, PASP has dispersion and corrosion inhibition properties to metal equipment.
PASP is an alternative of phosphor-containing Water Treatment Chemicals, avoiding water system eutrophication and second pollution.

Polyaspartic Acid Sodium Salt Solid/Powder

Polyaspartic Acid Sodium Salt Liquid/Solution

PASP (Sodium Salt of Polyaspartic Acid)
Specification

Item	Standard		Test Results
Identification	A.H-NMR:Comply with the structure		Complies
	B.LC-MS:Comply with the structure		Complies
	C.The IR spectrum of sample should be identical with that of reference standard;		Complies
	D.HPLC-ESI-MS The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.		Complies
Crystallinity	meets the requirements.		Complies
Loss on drying	≤2.0%		0.19%
Heavy metals	≤10 ppm		<10ppm
Water	≤1.0%		0.1%
Sulphated ash	≤0.5%, determined on 1.0 g.		0.009%
Related substances	Unspecified impurities: for each impurity	≤0.10%	<0.10%
	Total Impurity	≤0.5%	0.18%
Purity	≥99.0%		99.7%
Assay	99.0%~101.0% (anhydrous substance).		99.8%
Microbiological Analysis
Total plate count	≤1000cfu/g		Complies
Yeast and Moulds	≤100cfu/g		Complies
E. Coli.	Absent		Negative
Salmonella	Absent		Negative
S.aureus	Absent		Negative
Storage	Preserve in well-closed, light-resistant and airtight containers.		Complies

In 25kgs or 250kgs drum

PASP (Sodium Salt of Polyaspartic Acid)

Vanessa Zhao
Senior Business Manager
SHANDONG YURUN CHEMICAL CO.,LTD

vanessa.zhao@yurunchemical.com
Add: Yurun Building,Weifang City,Shandong Province,P.R.China.

Uses :

Vegetables, Flowers, Fruit

Synonyms :

L-Aspartic acid, homopolymer;L-Aspartic acid homopolymer;Poly-L-aspartic acid;

Molecular Structure :

Inquire

Polyaspartic Acid

* Is Required Please send your Enquiry here:

Subject :	*
CAS NO :
Message :	*

Please check your contact information:

Company Name :	*
Your Name :	*
Tel :
Email :	* (type:abc@chemnet.com)