NC-201(ZF111NC)HEDP - NanJing Naco Water Treatment Technology CO.,LTD

NC-201(ZF111NC)HEDP

(1) Molecular Weight & Chemical Structure:

C₂H₈O₇P₂206.03 CAS:2809-21-4

	O		O	H	O
	\|\|		\|		\|\|
(HO)₂	P	-	C	-	P	(OH)₂
			\|
			C	H	₃

(2) Properties:

The product shows good stability under high pH value, hardly being hydrolyzed. Its low toxicity could be easily turned out of the human body. The product works effectively under the temperature of 200^oC. It can chelate with Fe.Cu.Al.Zn ions forming chelate compound. Due to its solubilizing affect in dissolving the surface oxidized materials of the metals.

(3)Specification:

Name Of Article	Domestic products	Export product
Appearance	Colorless or pale yellow clear liquid	Colorless or pale yellow clear liquid
Active Content,% >=	50.0	58~62
Phosphoric acid(as PO₄),% <=	1.0	iron＜35ppm
Phosphorous acid(as PO₃),% <=	3.0	3.0
Chloride(as Cl^-), % <=	1.0	1.0
pH(1% water solution), <=	2	2
Density (20⁰C g/cm³) >=	1.34	1.40~1.48
Ca Sequestration mgCaCO₃/ g >=	450	400

After detected with ³¹P-NMP it is concluded that this NC-201 has the content of more than 96%, which is in

accordance with the DEQUEST2010 standards set by American Monsanto Chemical Company.

(4)Use:

This product is mainly used in boilers and heat exchanger pipe-lines as scale inhibitors and corrosion inbitors. It can also be used as metal and non-metal cleaner, and as stabilizer and color fixing agent in textile blenching industry.

(5)Packing & Storage:

In 200Kg or 25Kg plastic pail, storage period is two years.

Telephone:025-83314346 E-mail:13327801905@189.cn Address: Room 504, Zhong Shang Wan Hao Mansion, No. 215 Zhongshan North Road, Gulou District, Nanjing, Jiangsu Province