Wholesale Price China 2,4-Diethyl-9h-Thioxanthen-9-One - Methylparaben Pham Grade With Cas 99-76-3 NIPAGIN – Unilong
Wholesale Price China 2,4-Diethyl-9h-Thioxanthen-9-One - Methylparaben Pham Grade With Cas 99-76-3 NIPAGIN – Unilong Detail:
White crystalline powder or colorless crystal, easily soluble in alcohol, ether and acetone, very slightly soluble in water, boiling point 270-280℃. Use Methyl paraben is mainly used as a bactericidal preservative in organic synthesis, food, cosmetics and medicine, and also as a preservative in feed.
|
Product Name: |
Methylparaben |
Batch No. |
JL20220623 |
|
Cas |
99-76-3 |
MF Date |
Jun. 23, 2022 |
|
Packing |
25KGS/DRUM |
Analysis Date |
Jun. 23, 2022 |
|
Quantity |
2MT |
Expiry Date |
Jun. 22, 2024 |
|
ITEM |
STANDARD |
RESULT |
|
|
Appearance |
White Crystalline Powder |
Conform |
|
|
Assesment |
HPLC |
Conform |
|
|
Assay % |
99.0-100.5 |
99.43% |
|
|
Organic impurities % |
P-Hydroxybenzoic acid |
NMT 0.5 |
|
|
Unspecified impurities |
NMT 0.5 |
||
|
Total impurities |
NMT 1.0 |
||
|
Melting Point ℃ |
125-128 |
126.1 |
|
|
Residue % |
≤0.1 |
0.03 |
|
|
Acid |
Passed |
Passed |
|
|
Appearance of solution |
Passed |
Passed |
|
|
Residual Solvents |
3000 ppm Methanol maximum |
Passed |
|
|
Heavy Metal (Pb) |
≤10ppm |
<10ppm |
|
|
Loss on drying % |
≤0.50 |
0.21 |
|
|
Conclusion |
Qualified |
||
1.Preservatives; Anti-microbial agents.
2.Used as a preservative, also used in medicine and organic synthetic applications as food, cosmetics and medical mildew repellent
3.It iS used in the pharmaceutical industry as an antiseptic and fungicide, also used in organic synthesis and food, spices, film and other corrosion protection additives. This product irritates the skin.
4.Antiseptic for sterilization. Studies on the synthesis of steroid hormones.
25kgs drum or requirement of clients. Keep it away from light at a temperature below 25℃.
Product detail pictures:
Related Product Guide:
We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with the good quality at the reasonable price for Wholesale Price China 2,4-Diethyl-9h-Thioxanthen-9-One - Methylparaben Pham Grade With Cas 99-76-3 NIPAGIN – Unilong , The product will supply to all over the world, such as: Swiss, Salt Lake City, Detroit, The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.
In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!






