Manufacturer of 49557-75-7 - Methylparaben Pham Grade With Cas 99-76-3 NIPAGIN – Unilong
Manufacturer of 49557-75-7 - 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℃.
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We follow our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create much more worth for our buyers with our abundant resources, highly developed machinery, experienced workers and great providers for Manufacturer of 49557-75-7 - Methylparaben Pham Grade With Cas 99-76-3 NIPAGIN – Unilong , The product will supply to all over the world, such as: Ukraine, Greece, Egypt, Good quality and reasonable price have brought us stable customers and high reputation. Providing 'Quality Products, Excellent Service, Competitive Prices and Prompt Delivery', we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We'll work whole-heartedly to improve our solutions and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
By Mary from Romania - 2018.09.12 17:18
The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
By Doris from Sacramento - 2017.07.07 13:00