Product Code: 116617364

Address:

Shanghai,China

Main Products:

Aluminum Chlorohydrate,Sodium Benzoate,Sodium Monofluorophosphate,Potassium Bromide,Sodium Bromide,Polyacrylamide

Contact Info.
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid as scale and corrosion inhibition HEDP
  • FOB Price
    Negotiable
  • Min. Order
    1 Ton(s)
  • Payment Terms
    -- --
  • Port
    Shanghai
  • Delivery Time
    7 days after payment
  • Place of Origin:
    China (Mainland)
  • Brand Name:
    Twin
  • Model Number:
    TW-HEDP
  • CAS No.:
    2809-21-4
  • Purity:
    90%min
Product Description

1-Hydroxy Ethylidene-1,1-Diphosphonic Acid as scale and corrosion inhibition HEDP
(HEDP)

CAS No. 2809-21-4

Molecular Formula: C2H8O7P2 Molecular weight: 206.02

HS NO: 2931900090

UN NO. 3265

Properties:

HEDP is crystal powder, suitable for usage in winter and freezing districts. Because of its high purity, it can be used as cleaning agent in electronic fields and as additives in daily chemicals.

Specification:

Items

Index

Appearance

White crystal powder

Active content (HEDP)%

90.0min

Phosphorous acid (as PO33-)%

0.8 max

Phosphoric acid (asPO43- )%

0.5 max

Chloride (as Cl-) ppm

100.0max

pH (1% solution)

2.0 max

Femg/L

5.0 max

Usage:

HEDP is used as scale and corrosion inhibition in circulating cool water system, oil field and low-pressure boilers in fields such as electric power, chemical industry, metallurgy, fertilizer, etc.. In light woven industry, HEDP is used as detergent for metal and nonmetal. In dyeing industry, HEDP is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP is used as chelating agent. Usually, HEDP is used together with polycarboxylic acid.

Package:

25kg/bag, and can make adjust according to customers’ requirement.