Properties and Usage:

HEDP•Na₄ is even granule with excellent fluidity, low dust content, low hygroscopicity and easy handling properties.

HEDP•Na₄ is a powerful chelating agent. As a household cleaning agent and industrial cleaner auxiliary, HEDP·Na4 can stabilize metal ions in water and enhance effect of decontamination under high pH washing condition.

HEDP•Na₄ can be used in cosmetics and personal care to restrain rancidity and discoloration.

HEDP•Na₄ can be used as slow-release scale corrosion inhibitor after being compressed into tablets with other auxiliaries. HEDP•Na₄ works as oxygen bleaching stabilizer in dyeing and paper making industry.

Specification:

Items	Index
Appearance	White granule
Active content (HEDP), %	57.0-63.0
Active content (HEDP·Na4), %	81.0-90.0
Moisture, %	10.0 max
Particle Size Distribution(＜250μm), %	4.0 max
Particle Size Distribution(＞800μm), %	5.0 max
Bulk density(20℃), g/cm³	0.70-1.10
PH (1% water solution)	11.0-12.0
Fe, mg/L	20.0 max

Usage:

The dosage of HEDP·Na4 is around 1.0-5.0% when used as chelating agent in cleaning industry. It works better when combined with polyacrylate sodium, copolymer of maleic and acrylic acid.

Package and Storage:

The packing of HEDP·Na4 granule is film lined kraft valve bag, with net weight 25kg/ bag, 1000kg/ tonnage bag, or as per customer’s request. Storage for one year in shady room and dry place.

Safety Protection:

HEDP·Na4 is alkaline, pay attention to labor protection during operation. Avoid contacting with eye and skin, once contacted, flush with water and then seek medical advice.

Keywords: HEDP·Na4 China,Tetra Sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid HEDP·Na4 Granule

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