Produt Introduction
Niacinamide, also known as nicotinamide, vitamin B3 or vitamin PP, is a water-soluble vitamin belonging to the B group of vitamins. Niacinamide is a white powder, odorless or slightly odorless, with a slightly bitter taste .
Function
1. Tighten loose skin and improve elasticity
2. Improve skin density and firmness
3. Reduce fine lines and deep wrinkles
4. Improve skin clarity
5. Reduce photodamage and mottled hyperpigmentation
6. Strongly increase keratinocyte proliferation
Certificate Of Analysis
|
Product Name |
Nicotinamide |
Manufacturing Date |
2024.7.7 |
|
|
Package |
25kgs Per Carton |
Expiry Date |
2026.7.6 |
|
|
Batch No. |
ES20240707 |
Analysis Date |
2024.7.15 |
|
| Analysis Items | Specifications | Results | ||
|
Items |
Bp2018 |
Usp41 |
||
|
Appearance |
White Crystalline Powder |
White Crystalline Powder |
Complies |
|
|
Solubility |
Free Soluble In Water And In Ethanol, Slightly Soluble In Methylene Chloride |
/ |
Complies |
|
|
Identification |
Melting Point |
128.0℃~ 131.0℃ |
128.0℃~ 131.0℃ |
129.2℃~ 129.3℃ |
|
|
Ir Test |
The Ir Absorption Spectrum Is Concordant With The Spectrum Obtained With Nicotinamide Crs. |
The Ir Absorption Spectrum Is Concordant With The Spectrum Of Reference Standard. |
/ |
|
|
Uv Test |
|
Ratio：a245/a262， Between 0.63 And 0.67 |
|
|
Appearance Of 5%w/v Solution |
Not More Intensely Coloured Than Reference Solution By7 |
/ |
Complies |
|
|
PH Of 5% w/v Solution |
6.0~7.5 |
/ |
6.73 |
|
|
Loss On Drying |
≤ 0.5% |
≤ 0.5% |
0.26% |
|
|
Residue On Ignition |
≤ 0.1% |
≤ 0.1% |
0.04% |
|
|
Heavy Metals |
≤ 30 Ppm |
/ |
< 20ppm |
|
|
Assay |
99.0%~ 101.0% |
98.5%~ 101.5% |
99.45% |
|
|
Related Substances |
Test As Per Bp2018 |
|
Complies |
|
|
Readily Carbonizable Substances |
/ |
Test As Per Usp41 |
/ |
|
|
Conclusion |
Up To Usp41 And Bp2018 Standards |
|||
Inspection personnel：Yan Li Review personnel：Lifen Zhang Authorized personnel：LeiLiu
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