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Sodium Methyl p-Hydroxybenzoate Methyl 4-hydroxybenzoate sodium salt CAS: 5026-62-0
Chemical name: Methyl 4-hydroxybenzoate sodium salt
Product name:Methyl 4-hydroxybenzoate,sodium salt
Molecular formula:C8H7O3Na
Molecular weight:174.1
CAS#:5026-62-0
Physical and chemical properties: white hygroscopic powder. Soluble in water.
Uses: This product is widely used in pharmaceutical, food, cosmetics, feed, manufactured goods for daily use, and other industries.
Packing: 20kg carton, 40×500g color plastic packaging; export product is packed by 25kg cardboard drum lined with composit ealuminum bag.
*Special requirements can be negotiated
Item |
Index |
||
BP |
USP |
GB 30601-2014
|
|
Appearance |
White crystalline powder |
White crystalline powder |
White or nearly white powder
|
Clarity and color of solution |
The solution is clear |
/ |
Qualified
|
Content (dry basis)% |
99.0-102.0 |
98.5-101.5 |
98.5-101.5
|
pH |
9.5-10.5 |
9.5-10.5 |
9.5-10.5
|
Sulfate ≤ |
300 ppm |
0.12 % |
0.030%
|
Related substances
|
Qualified
|
/
|
4-Hydroxybenzoic acid≤4.0%, other single impurities≤0.5%, the sum of the other single impurities≤1.0%
|
Chloride %≤ |
0.035 |
0.035 |
0.035
|
Organic volatile impurities |
/ |
Qualified |
/
|
Moisture % ≤ |
5.0 |
5.0 |
5.0
|
Heavy metal ppm ≤
|
10
|
/
|
(Pb≤2)
|
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