| Customization: | Available |
|---|---|
| Type: | Sodium Organic Salt |
| Appearance: | Powder |
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| Name | Sodium propylparaben |
| Synonyms | Propyl 4-hydroxybenzoate sodium salt; Propyl p-hydroxybenzoate sodium salt; Propylparaben sodium; Sodium propyl p-hydroxybenzoate; 4-Hydroxybenzoic acid propyl ester sodium salt |
| Molecular Formula | C10H11NaO3 |
| Molecular Weight | 202.18 |
| CAS Registry Number | 35285-69-9 |
| EC Number | 252-488-1 |
| Density | 1.24 g/mL (25 ºC) |
|---|---|
| Melting point | 302 ºC |
Physical and chemical properties: This product is white hygroscopic powder. Soluble in water and alkaline.
Sodium Propylparaben (CAS number: 35285-69-9) is an efficient water-soluble preservative with core applications in the following fields:
1, Food industry
-Anti corrosion and antibacterial
Widely used in dairy products, beverages, juices, jellies, pickled products, and pastries to extend shelf life by inhibiting the growth of mold, yeast, and bacteria.
The total concentration limit for mixing with other preservatives is 0.8% (EU standard).
2, Pharmaceuticals and cosmetics
-Drug anti-corrosion
As a broad-spectrum antibacterial agent, it is used in pharmaceutical preparations such as injections and oral liquids to ensure the sterility and stability of drugs.
Complies with the Chinese Pharmacopoeia and BP/USP standards, with a content requirement of 99% -102%.
-Cosmetics are stable
Add to skincare and cosmetics to prevent microbial contamination and maintain product texture (such as thickening and maintaining fluidity);
It has antioxidant, skin barrier enhancing, and photostability properties.
3, Industrial sector
-Textile anti-corrosion
Processing textiles to prevent mold and improve material durability.
-Chemical raw materials
Used as an intermediate for synthesizing fragrances and dyes, and providing anti-corrosion protection for industrial products.
Widely used in medicine, food, textile industry and other fields such as cosmetics, feed, daily industrial products anticorrosion.
Carried Standard:CP/BP/USP
| Certificate of Analysis | ||||||
| Product | PropylParaben Sodium | Execution Standards | BP2009/USP32 | |||
| Batch No. | 20250610 | Manufacturing Date | 2025/6/10 | |||
| Quantity | 800KG | Analysis Date | 2025/6/11 | |||
| Expiry Date | 2028/6/09 | |||||
| Item | Specification | Test Results | ||||
| Appearance | White Crystalline Powder | White Crystalline Powder | ||||
| Identification | Passed | Passed | ||||
| Completeness of Solution | Passed | Passed | ||||
| Assay(on dry base) | 98.5.0-102.0% | 99.571 | ||||
| PH | 9.5-10.5 | 10.11 | ||||
| Sulfate(SO42-) | 0.03%Max | <0.03 | ||||
| Chloride(Cl-) | 350 PPM Max | <350 PPM | ||||
| Appearance of solution | Passed | Passed | ||||
| Water | 5.0%Max | 1.82 | ||||
| Related Substance | Related Substances p-HBA(Impurity A)≤4.0% | 1.65 | ||||
| Related Substances each unspecified impurity≤0.50% | 0.05 | |||||
| total impurities≤1.0% | 0.09 | |||||
| Heavy Metal(Pb) | 10 PPM Max | <10 PPM | ||||
| Conclusion | Qualified. | |||||
Question 1: Can I get samples?
Answer: Yes,you can get free samples of our most products,
while the courier cost will be borne by the buyers.
Question 2: What's your MOQ?
Answer: For a express delivery order,the MOQ is usually 100 g~1 kg;
for an air transport order or sea delivery order ,the MOQ is usually 25 kgs.
Question 3: What's your delivery time?
Answer:
Orders shipped by express delivery,the delivery time is usually 5~7 working days;
Orders shipped by air transport,usually around 7~10 working days;
Orders shipped by sea , usually around 2~3 working weeks.
Question 4: What are the different payment methods?
Answer: We usually accept T/T, L/C and Western Union.
Question 5: How do you treat quality complaint?
We take quality very seriously, it is one of the founding principles of our business.
If the quality problem actually exists, we will replace with qualified goods or refund the money.
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