White Powder 68% Sodium Hexametaphosphate for Industrial Manufacturing
Key attributes
Industrial grade 68% CAS 10124-56-8
Food grade 68% CAS 10124-56-8
Molecular formula (NaPO3)6 Molecular weight: 611.77
Industrial grade COA meets HG / T2519-2017 standard:
Items for detecting and analyzing | Standard value |
Total phosphate P2O5 ≥ | 68% |
Inactive phosphate P2O5 ≤ | 7.5% |
water insoluble ≤ | 0.05% |
Fluoride (as F) ≤ | 0.05% |
Ph Value | 5.8-7.3 |
Solubleness | Need qualified |
average degree of polymerization | 10-16 |
Physicochemical property
Molecular weight: 611.77 g/mol | Appearance: White crystalline or powdery solid. |
Odor: Odorless or slightly sulphide odor. | Density: 2.484 g/cm³ (25°C). |
Melting point: about 616°C (decomposition). | Chemical Safety: Unrestricted goods |
Solubility: Water: easily soluble in water, the aqueous solution is weakly alkaline (pH about 6-8); Organic solvent: insoluble in ethanol, and other organic solvents. | |
Hydrolysis reaction: It is gradually hydrolyzed in water to form orthophosphate | |
Complexation: Form a soluble complex with metal ions (e.g. Ca² +, Mg² +) for softening hard water. | |
Thermal stability: When heated to high temperatures (>600°C) it decomposes to form sodium phosphate and oxygen. | |
Acid base: The aqueous solution is weakly basic and can react with acid to form phosphate. |
Sodium hexametaphosphate action
1. Chelation
Action: Sodium hmetaphosphate can form stable soluble complexes with metal ions (such as calcium, magnesium, iron, etc.).
Applications:
Water treatment: Soften water quality to prevent scale formation.
Food industry: Prevent food discoloration or precipitation caused by metal ions.
Detergent: soften hard water and improve washing effect.
2. Dispersion
Action: Sodium hexametaphosphate can disperse solid particles in the liquid to prevent particles from gathering and precipitation.
Applications:
Ceramic industry: as a slurry dispersant, improve slurry flow.
Coating industry: prevent pigment precipitation, improve paint stability.
Paper industry: as a filler dispersant, improve the uniformity of paper.
3. Emulsification
Action: Sodium hexametaphosphate can stabilize the oil-water mixture and form a uniform emulsion.
Applications:
Food industry: Used in dairy products, meat products and beverages to improve texture and taste.
Cosmetics: As an emulsifier, stabilize the emulsion system.
4. Cushioning
Function: Sodium hexametaphosphate can adjust the pH value of the solution and maintain the acid-base balance of the system.
Applications:
Food industry: As a pH regulator, extend the shelf life of food.
Water treatment: Adjust the pH of water quality to prevent corrosion or scaling.
5. Anti-corrosion effect
Action: Sodium hmetaphosphate can inhibit microbial growth and prolong product shelf life.
Applications:
Food industry: As a preservative, used in seafood, meat and other perishable food.
Cosmetics: as a preservative to prevent product deterioration.
6. Scale inhibition
Action: Sodium hexametaphosphate can prevent the formation of scale and sediment.
Applications:
Industrial water treatment: Used in boilers, cooling towers and piping systems to prevent scaling.
Petroleum industry: used as drilling fluid additive to prevent equipment scaling.
7. Thickening effect
Action: Sodium hexametaphosphate can increase the viscosity of the solution and improve the texture of the product.
Applications:
Food industry: Used in sauces, condiments, etc., to improve taste.
Cosmetics: As a thickening agent, improve product stability.
8. Other functions
Metal surface treatment: used for electroplating and metal cleaning to prevent corrosion.
Textile industry: as a dye dispersant, improve the uniformity of dyeing.
Oil extraction: Used as drilling fluid additive to improve drilling performance.
FAQ
1.What is your payment term?
We can accept T/T and L/C at sight as payment term.
2.Are you able to deliver on time?
Of course! we specialised in this line for many years,
many customer make a deal with me because we can deliver the goods on time and keep the goods top quality!
3.Do you provide free sample?
Yes, we can provide free sample . You only need to take the express fee.
4.How about the price?Can you make it cheaper?
We always take the customer’s benefit as the top priority.
Price is negotiable under different conditions, we are assuring you to get the most competitive price.
5.Can I visit your company and factory in China?
Sure. You are very welcomed to visit our company in Weifang, China.
(We will have someone responsible for picking up and dropping off at Weifang Airport)
6.What if there is a quality problem?
We have a professional and perfect after-sales service team, timely for you to deal with all problems.