Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
Tel: +86 13288715308
Mobile: 13288715308
Tel: +86 13288715308
Fax:
Province/state: Hebei
City: shijiazhuang
Street: room 1401,A building,Enjoy city,shijiazhuang city,hebei province,China
MaxCard:
CAS NO.99-96-7
99(25-1000)Kilogram99(1000-20000)Kilogram90(25-1000)Kilogram
Hebei Mojin Biotechnology Co., Ltd, Our company is a professional chemical raw materials and chemical reagents research and development production enterprises. We have several production line,So we can control the lowest price.
We also have several cooperate factory in China,if u have need,contact for more information.
Best service with all sincerely.
Chemical Name:4-Hydroxybenzoic acid
Benzoic acid index |
|
Items |
Index |
Content |
99-100.5% |
Loss on drying |
≤0.5% after drying for three hours over sulphuric acid |
Melting range |
121.5-123.5°C |
PH |
About 4 (solution in water) |
Arsenic |
≤3 ppm |
Lead |
≤5 ppm |
Mercury |
≤1 ppm |
Heavy metal (as pb) |
≤10 ppm |
Sulphated ash |
≤0.05% |
Positive sublimation test and test for benzoate |
Qualified with regulations |
Readily oxidizable substances |
Qualified with regulations |
Polycyclic acid |
Pass test |
Chlorinated organic compounds |
≤300 ppm |
Appearance of solution |
Clarification, colorless |