- DESCRIPTION
|
INCI Adopted Name: |
Propyl Paraben |
|
CAS No.: |
94-13-3 |
|
Molecular Formula: |
C10H12O3 |
|
Molecular Weight: |
180.20 |
|
Synonyms: |
Propyl p-Hydroxybenzoate; Propyl 4-hydroxybenzoate |
- SPECIFICATIONS
|
Item |
Standard |
|
Appearance |
Colorless crystal or white crystalline powder |
|
Content (dry basis) % ≥ |
99.0-100.5 |
|
Melting point ℃ |
95-98 |
|
Acidity |
Qualified |
|
Sulfate (SO42-) % ≤ |
0.024 |
|
Heavy metal (Pb) % ≤ |
0.001 |
|
Arsenic (AS) % ≤ |
0.0001 |
|
Drying loss % ≤ |
0.50 |
|
Residue on ignition % ≤ |
0.1 |
|
Mass fraction of free acid (PHBA)% ≤ |
0.55 |
|
Identification test |
Qualified |
|
Related substances |
Qualified |
|
Appearance |
Clear and transparent |
|
Organic volatile impurities |
Qualified |
- PACKAGING
Standard packaging includes the following:
25kg per drum, 25kg/carton
Other package sizes are available upon request.
- STORAGE
Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use.
- PERIOD OF VALIDITY
36 months
- FEATURE AND APPLICATION
Broad spectrum bactericide for gram positive, feminine germ and saccharomycetes;
Low application concentration, safe, economic, long serve life;
Recommended dosage: 0.2%~0.5%
It is widely used in cosmetic, medical and food industry for preservation.