CAS 7758-29-4 White Powder Sodium Tripolyphosphate For Antiscale
Key attributes
Molecular formula: Na5P3O10
Molecular weight: 367.86
Industrial grade CAS 7758-29-4
Industrial grade products & COA meets GB/T 9983-2004 standard:
| Items for detecting and analyzing | Standard value |
| Main content: sodium tripolyphosphate ≥ | 96.0% |
| Phosphorus pentoxide P2O5≤ | 57.0% |
| Water insoluble≤ | 0.10% |
| Iron ≤ | 0.007% |
| Ph Value (1%) | 9.2-10.0 |
| Whiteness ≥ | 90 |
Physical and chemical properties of Sodium Tripolyphosphate
| Chemical Formula | Na₅P₃O₁₀ |
| Molecular Weight | 367.86 g/mol |
| Appearance | White crystalline or powdery solid. |
| Form | Typically exists as an anhydrous compound (Na₅P₃O₁₀) or a
hexahydrate (Na₅P₃O₁₀·6H₂O). |
| Water Solubility | Highly soluble in water, with solubility increasng with
temperature. At 20°C, solubility is approximately 14 g/100 mL. At 60°C, solubility is approximately 30 g/100 mL. |
| Other Solvent | Insoluble in organic solvents (e.g., ethanol). |
| Aqueous Solution pH | The pH of a 1% aqueous solution is approximately 9.5-10.5, making
it alkaline |
| Decomposition Temperature | Decomposes at high temperatures (around 622°C) into sodium
pyrophosphate (Na₄P₂O₇) and sodium metaphosphate (NaPO₃). |
| Hydrate Stability | The hexahydrate tends to effloresce in dry air, losing its water of
crystallization. |
| Property | Strong hygroscopicity; easily absorbs moisture from the air and may
form clumps. |
| Property | STPP has strong chelating ability, forming stable soluble complexes
with metal ions such as calcium, magnesium, and iron in water. |
| Application | This property makes it highly valuable in water treatment,
detergents, and food processing. |
Development prospect of Sodium Tripolyphosphate in Asia
The development prospect of Sodium Tripolyphosphate (STPP) in Asia
is influenced by many factors such as economic growth,
industrialization, environmental protection policies and market
demand in the region.
The following is a detailed analysis of its prospects in Asia:
1. Market demand
Detergent industry: With a large population in Asia and a large
demand for detergents,
especially in developing countries (such as India, Indonesia,
Vietnam, etc.),
sodium tripolyphosphate is still widely used as an efficient and
economical detergent ingredient.
Food processing: With the rapid development of the food processing
industry in Asia,
the demand for sodium tripolyphosphate as a water retaining agent
and quality improver continues to grow,
especially in the meat and seafood processing fields.
Water treatment: The industrialization process in Asia is
accelerating,
the demand for industrial water and sewage treatment is increasing,
and the application prospect of sodium tripolyphosphate in water
treatment is broad.
Other industries: The rapid development of textile, ceramics,
paper and other industries has also promoted the demand for sodium
tripolyphosphate.
2. Impact of environmental protection policies
Restrictions in some countries: In some environmentally conscious
Asian countries (such as Japan and South Korea),
the use of sodium tripolyphosphate is restricted, especially in the
field of detergents,
and is gradually replaced by environmentally friendly alternatives.
Loose policies in developing countries: In India, Southeast Asia
and other regions,
environmental regulations are relatively loose, the use of sodium
tripolyphosphate is still common,
but with the increase of environmental awareness, the future may
gradually be restricted.
Sustainable development trend: Asian countries are gradually
attaching importance to sustainable development,
and more stringent environmental protection policies may be
introduced in the future
to promote the research and development and application of sodium
tripolyphosphate substitutes.
3. Regional market characteristics
China: As the world's largest producer and consumer of sodium
tripolyphosphate,
China has a huge demand for sodium tripolyphosphate in the fields
of detergents,
food processing and water treatment. However, with the tightening
of environmental protection policies,
its use in detergents may be gradually reduced in the future.
India: The demand for sodium tripolyphosphate in the Indian market
is growing rapidly,
especially in the detergent and food processing sectors,
but may face adjustment in the future due to environmental
pressure.
Southeast Asia: The industrialization of Southeast Asian countries
such as Vietnam
and Indonesia has accelerated, and the demand for sodium
tripolyphosphate continues to grow,
especially in the field of water treatment and food processing.
Japan and South Korea: Japan and South Korea have strict
environmental regulations,
and the use of sodium tripolyphosphate is gradually decreasing,
relying more on environmentally friendly alternatives.
4. Technological progress and innovation
Production process improvement: Chemical companies in Asia are
optimizing sodium tripolyphosphate production processes through
technological innovation to reduce environmental impact.
Alternative research and development: With the increase of
environmental awareness,
Asian countries are actively developing and promoting
environmentally friendly alternatives
to sodium tripolyphosphate, such as zeolite, sodium citrate and so
on.
5. Future trends
Short-term demand growth: In developing Asia, demand for sodium
tripolyphosphate will continue to grow,
especially in the food processing, water treatment and industrial
sectors.
Long-term environmental transformation: With the gradual tightening
of environmental protection policies
and the popularization of sustainable development concepts,
the use of sodium tripolyphosphate may gradually decrease,
and more environmentally friendly alternatives will be promoted.
Regional differentiated development:
The market prospects of sodium tripolyphosphate will be
differentiated due to the different levels of development in Asia.
Developed countries (such as Japan and South Korea) will gradually
reduce its use,
while developing countries (such as India, Southeast Asia) will
still maintain high demand.
6. Challenges and opportunities
Challenge:
The gradual tightening of environmental regulations may limit the
use of sodium tripolyphosphate.
Increased competition from alternatives could affect their market
share.
Chance:
The accelerated industrialization of developing countries in Asia
has provided a broad market space for sodium tripolyphosphate.
Technological advances and process improvements provide new
opportunities for environmentally friendly applications of sodium
tripolyphosphate.
Use of Sodium Tripolyphosphate
1. Detergents and cleaners
Industrial detergent: Sodium tripolyphosphate is an important
component of industrial detergent,
used to clean machinery and equipment, vehicles, containers, etc.,
can effectively remove grease and dirt.
Hard surface cleaner: Used to clean hard surfaces such as factory
floors, walls and pipes, with strong decontamination ability.
2. Water treatment
Scale inhibitor: In industrial water treatment, sodium
tripolyphosphate is used to prevent scale formation in boilers,
cooling towers and pipes, extending the service life of equipment.
Corrosion inhibitor: It can combine with metal ions to prevent
corrosion of pipes and equipment.
Water softening agent: By chelating calcium and magnesium ions in
water, soften water quality
and improve the efficiency of industrial water use.
3. Textile industry
Washing aid: In textile processing, sodium tripolyphosphate is used
to clean fibers and remove impurities and oils.
Bleaching stabilizer: In the bleaching process, it can stabilize
the role of bleach and improve the bleaching effect.
Dyeing auxiliaries: help dye evenly disperse, improve dyeing
quality.
4. Paper industry
Dispersant: In the papermaking process, sodium tripolyphosphate is
used to disperse the fibers in the pulp
to improve the uniformity and strength of the paper.
Retention agent: Helps fillers and fine fibers distribute evenly in
the paper, improving the quality of the paper.
5. Ceramic industry
Grinding aid: In ceramic production, sodium tripolyphosphate is
used
to improve the grinding efficiency of raw materials and reduce
energy consumption.
Dispersant: improve the fluidity of ceramic slurry, improve product
quality.
6. Metal processing
Cleaning agent: Used to clean metal surfaces, remove grease, rust
and dirt,
and prepare for subsequent processing (such as electroplating,
spraying).
Rust inhibitor: sodium tripolyphosphate is added to the metal
processing liquid to prevent rust on the metal surface.
7. The oil industry
Drilling fluid Additives: Sodium tripolyphosphate is used as an
additive
to drilling fluids during oil drilling to help stabilize drilling
fluid properties.
Oil cleaning agent: used to clean oil and sediment in petroleum
equipment.
8. Coatings and paints industry
Dispersants: In the production of coatings and paints,
sodium tripolyphosphate is used to disperse pigments, improving the
uniformity and stability of the product.
Stabilizer: Prevents paint and paint from settling during storage.
9. Other industrial applications
Industrial cleaning: Used to clean industrial equipment, pipes,
containers, etc., to remove stubborn dirt.
Anti-scale agent: In the heat exchanger, condenser and other
equipment, to prevent the formation of scale.
10. Environmental and alternative trends
With the tightening of environmental regulations,
the application of sodium tripolyphosphate in some industrial areas
is gradually limited,
and environmentally friendly alternatives (such as zeolite, sodium
citrate) are being promoted.
However, in some cost-sensitive or environmentally friendly
industrial areas,
sodium tripolyphosphate still has a high use value.
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.
