Hydroxyethylidene diphosphonic acid (HEDPA), CAS 2809-21-4
HEDP is an organic compound belonging to the class of diphosphonic acids. It is a pentabasic organic acid.
It appears as a white, crystalline powder with a slight gray or beige tint. HEDP is highly soluble in water, acids, alkalis, ethanol, methanol, acetic acid, dimethylformamide (DMF), and dimethyl sulfoxide (DMSO). It is non-flammable and non-explosive.
It appears as a white, crystalline powder with a slight gray or beige tint. HEDP is highly soluble in water, acids, alkalis, ethanol, methanol, acetic acid, dimethylformamide (DMF), and dimethyl sulfoxide (DMSO). It is non-flammable and non-explosive.
| Specification | Diethanolamide of Palm Oil |
|---|---|
| Appearance |
Viscous liquid, brown to dark brown, clear and free from sediment or foreign matter |
| Amide content | 84–86 % |
| Free amine | < 10 % |
| Moisture | < 0.1 % |
| pH (1 % solution) | 8.0–10.0 |
Applications:
- Water treatment: Primary use as a scale inhibitor for dissolved salts, especially carbonates;
- Descaling: Cleaning boiler equipment, pipelines, and industrial apparatus from mineral deposits;
- Oil & gas: Prevents scale formation in production wells and injection systems;
- Textile industry: Used in dyeing and finishing processes;
- Pulp & paper: Industrial bleaching agent for cellulose;
- Agriculture: Acts as a plant growth stimulator and regulator;
- Cosmetics & perfumery: Stabilizer in formulations;
- Household chemicals: Key ingredient in descaling agents, stain removers, and bleach boosters;
- Personal care products: Chelating agent in shampoos, lotions, and cleansers.
Minimum order quantity: 250 kg
Packaging: multilayer paper bags with a polyethylene liner, 25 kg each.
Shelf life: 12 months from the date of manufacture
411 Vostochny Industrial Zone, Dzerzhinsk, Nizhny Novgorod Oblast, Russia
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