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STAR CHEMICALS AND CATALYSTS CO,.LTD.
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Water treatment chemicals HPMA

Details for Water treatment chemicals HPMA

Water treatment chemicals HPMA

Category:

Catalyst and Auxiliary/Other Auxiliary Agent

Water treatment chemicals HPMA
CAS NO:
EC NO:
Molecular Formula:
Molecular Weight:
Specification:
Packing: 220 kg drum
Product description:

NS-303: HPMA

Chemical name: Hydrolyzed polymaleic anhydride
Description: equivalent to FMC抯 Belcor-200
Specification:
Appearance: homogeneous orange or orange-brown clear liquid
Solid content: 48.0% min.
Number average molecular weight: 300 min.
Bromine number: 160 mg/g max.
Density (20癈): 1.18 min.
PH (1% aqueous solution): 2.0 - 3.0
Packing: 220 kg drum
Usage:
Usually used at a concentration of 2-3ppm together with phosphate, in systems like circulating cooling water, oilfield fill water, crude oil dewatering and inside-the-furnace trace treatment of low-pressure boilers. It has good scaling-prevention and descaling capability with scaling prevention rate of 98%. When it is used with 1-2ppm of zinc salts, it can effectively inhibit corrosion of carbon steel.
Usage: Usually used at a concentration of 2-3ppm together with phosphate, in systems like circulating cooling water, oilfield fill water, crude oil dewatering and inside-the-furnace trace treatment of low-pressure boilers. It has good scaling-prevention and desc
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