China and the United States are the leading exporters of Sodium tripolyphosphate, accounting for a substantial share of global shipments, while Vietnam, Mexico, and India represent the largest importers in recent years. Imports into Southeast Asia and Latin America have expanded steadily since 2022, coinciding with moderate upward pressure on Sodium tripolyphosphate prices amid tightening supply from key manufacturing hubs.
Market Dynamics Report on Sodium Tripolyphosphate (STP)
1. Price Trends
- Domestic Markets: The industrial-grade price of STP in the East China region is quoted at 7,200–7,500 RMB/ton, representing an increase of approximately 200 RMB/ton compared to last week. In South China, industrial-grade prices range from 7,300 to 7,600 RMB/ton, with a rise of 150–200 RMB/ton. In Central China, prices stand at 7,100–7,400 RMB/ton, showing an increase of 100–150 RMB/ton.
- International Markets: The import price of STP in Southeast Asia is quoted at 1,050–1,100 USD/ton (CIF), up by 30–50 USD/ton from previous levels. Prices in Europe range from 1,150 to 1,200 EUR/ton, reflecting an increase of approximately 40–60 EUR/ton.
2. Supply Situation
- Domestic Capacity: The overall capacity utilization rate for STP production in China is currently around 75%. Some manufacturers have reduced their operating rates due to equipment maintenance or raw material supply constraints. For instance, a major manufacturer in Sichuan province has seen its operating rate drop to 70% due to tight phosphoric acid supplies, affecting daily output by approximately 50 tons.
- Inventory Levels: Inventory levels at major domestic producers are generally low, with average inventory days ranging from 10 to 15, a decrease of 3–5 days compared to last month. Trader inventories are also relatively low, with shortages observed for certain product specifications.
3. Demand Situation
- Downstream Industries: The detergent industry is the primary consumer of STP. With the arrival of the summer peak season for detergent consumption, procurement volumes by detergent manufacturers have increased significantly. Orders from some large detergent enterprises have risen by 20%–30% month-on-month, indicating robust demand for STP.
- Other Industries: Demand from industries such as industrial water treatment and ceramics has also grown, albeit at a slower pace. Due to stricter environmental regulations, the industrial water treatment sector has higher quality requirements for STP, leading to increased demand for high-end products.
4. Raw Material Market
- Phosphoric Acid: The market price of phosphoric acid has continued to rise, with industrial-grade prices in mainstream regions ranging from 6,500 to 7,000 RMB/ton, an increase of 300–500 RMB/ton compared to last week. This price hike is primarily driven by rising yellow phosphorus prices and tight supply.
- Soda Ash: Soda ash prices remain relatively stable, although some regions have seen slight increases due to tight supplies. The mainstream price for light soda ash is 1,900–2,100 RMB/ton, while heavy soda ash prices range from 2,100 to 2,300 RMB/ton.
Analysis and Judgment
1. Reasons for Price Increase
- Supply Side: Reduced operating rates at some manufacturers have led to decreased market supply. Coupled with low inventory levels, this has exacerbated supply tightness, driving prices upward.
- Demand Side: The detergent industry has entered its peak consumption season, resulting in a substantial increase in STP demand. Growth in other sectors has also contributed to overall robust demand, supporting price increases.
- Raw Material Side: Rising phosphoric acid prices have increased production costs for STP. To protect profit margins, manufacturers have raised product prices accordingly.
2. Market Contradictions
- Supply vs. Demand: Although demand is currently strong, the supply tightness may ease as manufacturers resume operations after maintenance and as raw material supplies stabilize. An increase in supply later on could exert downward pressure on prices.
- Cost vs. Price: Rising raw material costs have increased production expenses, prompting manufacturers to raise prices to pass on these costs. However, if prices rise too rapidly, it may dampen downstream procurement enthusiasm, thereby suppressing demand.
Forecast
1. Short-Term (1–2 Weeks)
- Price Trend: STP prices are expected to continue rising, although the pace of increase may moderate. Industrial-grade prices in major markets such as East and South China are likely to exceed 7,600 RMB/ton, while international prices may also see slight upward movement.
- Supply Situation: Some manufacturers undergoing maintenance will gradually resume production, leading to a modest increase in market supply. However, overall supply will remain tight, and inventory levels are unlikely to rebound significantly in the short term.
- Demand Situation: Demand in the detergent industry will remain robust, with stable demand from other sectors. High procurement enthusiasm among downstream enterprises will continue to support prices.
2. Medium-Term (1–2 Months)
- Price Trend: As supply gradually increases and raw material prices stabilize, the upward momentum for STP prices will weaken. Prices may enter a period of high-level consolidation or experience slight corrections. Domestic prices are expected to fluctuate between 7,300 and 7,600 RMB/ton, while international prices may range from 1,050 to 1,150 USD/ton (CIF).
- Supply Situation: Manufacturer operating rates will increase further, allowing market supply to return to normal levels. Inventory levels are also expected to rise.
- Demand Situation: As the peak season for detergent demand gradually passes, demand growth will slow down. Demand from other sectors will remain stable, reducing the overall support for prices.
3. Long-Term (3–6 Months)
- Price Trend: If raw material prices remain stable or decline, and market supply is sufficient, STP prices may fall further to a reasonable range. However, if raw material prices continue to rise or other unexpected factors emerge, prices may experience renewed volatility.
- Supply Situation: Market supply will remain relatively stable, with manufacturers adjusting production plans based on market demand and raw material prices.
- Demand Situation: Downstream industry demand will maintain steady growth, although the growth rate may be influenced by the macroeconomic environment and industry competition.
Sodium tripolyphosphate (STPP) is a white, crystalline, odorless solid that is highly soluble in water and non-volatile; it decomposes before melting, typically above 620 °C. It is an inorganic sodium salt of polyphosphoric acid and belongs to the class of condensed phosphates. STPP is primarily used as a water-softening agent and builder in household and industrial detergent formulations, enhancing cleaning efficiency by sequestering calcium and magnesium ions. It also serves as a food additive (E451) for moisture retention and texture stabilization in processed meats and seafood, and finds application in water treatment, ceramics, and metal surface treatment. Its principal end-use sectors include detergents, food processing, and water conditioning.
1. Sodium tripolyphosphate is used for meat processing, synthetic detergent formulations, textile dyeing, also used as dispersing agent, solvent etc.2. It is used as soft water, also used in confectionery industry.3. It is used as power stations, locomotive vehicle, boiler and a fertilizer plant cooling water treatment, water softener. It has strong ability to Ca2+ collaterals, per 100g to complex 19.5g calcium , and because SHMP chelation and adsorption dispersion destroyed the normal process of calcium phosphate crystal growth, it prevents the formation of calcium phosphate scale. Dosage is 0.5 mg/L, prevent that scaling rate is up to 95%~100%.4. Modifier; emulsifier; buffer; chelating agent; stabilizer. Mainly for canned ham tenderization; canned broad beans in the Yuba softening. Can also be used as soft water, pH regulator and thickening agent.5. It is used for synergist for soap and preventing bar soap grease precipitation and bloom. It has strong emulsification of lubricating oil and fat. It can be used for adjusting the value of pH of buffer liquid soap. Industrial water softener. Pre tanning agent. Dyeing auxiliaries. Paint, kaolin, magnesium oxide, calcium carbonate, such as industrial in the preparation of suspensions of dispersant. Drilling mud dispersant. In paper industry used as anti oil agents.6. Sodium tripolyphosphate is used for detergents. As additives, synergist for soap and preventing bar soap crystallization and bloom, industrial water soft water, pre tanning agent, dyeing auxiliaries, well digging mud control agent, paper with oil on preventing agent, paint, kaolin, magnesium oxide, calcium carbonate, such as hanging floating fluid treatment effective dispersant. Food grade sodium tripolyphosphate as a variety of meat products, food improver, the clarification of the beverage additives.7. Quality improver to improve food complexed metal ions, pH value, increasing ionic strength, thereby improving food focus and water holding capacity. Provision of China can be used for dairy products, fish products, poultry products, ice cream and instant noodles, maximum dose is 5.0g/kg; in canned, maximum use juice (taste) beverages and vegetable protein beverage is 1.0g/kg.
Sodium tripolyphosphate (STPP) is a white powder, soluble in water, its water solution is alkaline. It is a crystalline inorganic salt that can exist in two anhydrous crystalline forms (phase I and phase II) or a hydrous form (Na5P3O10 . 6H2O). STPP is used in a large variety of household cleaning products, mainly as a builder, but also in human foodstuffs, animal feeds, industrial cleaning processes and ceramics manufacture.
This chemical is included in Fine Chemicals. See more about what is Sodium tripolyphosphate and Sodium tripolyphosphate SDS information.
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