Complaint
Vaseline is a petroleum grease made of residue oil wax paste mixed with lubricating oil and then refined, and is an important pharmaceutical, daily chemical, fine chemical raw material and lubricant for precision instruments. China's petroleum jelly products are mainly concentrated in pharmaceutical Chemicalbook petroleum jelly, which is divided into two types: pharmaceutical white petroleum jelly and pharmaceutical yellow petroleum jelly. Pharmaceutical petroleum jelly is mainly used for the preparation of pharmaceutical paste, skin protection paste and cosmetic raw materials, and can also be used as anti-rust lubrication materials for medical devices and precision instruments.
SR NO. | CHARACTERISTICS | TEST METHOD | REQUIREMENTS AS PER PHARMACPIA | TYPICAL RESULTS |
1. | Description | Visual | White, translucent, soft unctuous, retaining these characters on storage & when melted& allowed to cool without stirring; not more then slightly florescent by day light, even melted; odorless when rubbed on screen. | Complies |
2. | Colour | IP 17/52 | 0.5 (Y) | 0.2Y |
3. | Odour | Organoleptic | Nil | Nil |
4. | Color | USP 31 | Passes | Passes |
5. | Congealing Point | ASTM D938 | 50°C to 60°C | 51°C |
6. | Drop melting Point | ASTM D127/USP 31 | 57-60 | 58.5 |
7. | Acidity or Alkalinity | USP 31 | Neutral | Complies |
8. | Fixed oils, fats & resins | USP 31 | No ppt or oily matters is produced | Passes |
9. | Specific Gravity @ 25°C | USP 31 | 0.860 to 0.890 | 0.867 |
10. | Consistency @ 25°C | USP 31 / ASTM D937 | 180-200 dmm | 185 |
11. | Residue on ignition | USP 31 | Not more than 0.05% | 0.02% |
12. | Organic acids | USP 21 | To pass | Passes |
13. | Polycyclic Aromatic Hydrocarbons | BP 2008 | To Pass | Passes |
14. | Polynuclear Compounds | 21 CFR 172.880 | To Pass | Passes |
15. | Kinematic Viscosity @ 99°C | ASTM D445 | 9 - 12.5 | 10.5 |
5g/50kg/165kg/Drum
Because petroleum jelly has the characteristics of colorless and odorless, chemically inert, semi-solid, lipophilic and good adhesion, it is suitable for the manufacture of hair creams, hair conditioners, eyeshadow balms, lipsticks, hair waxes and other substrates. Pharmaceutical petroleum jelly, can be combined with almost all drugs without changing the drug, can be used as a base for ointments and is widely used. Hydrophilic petroleum jelly can be prepared by adding alcohols such as octadecanol, cetyl alcohol, cholesterol and other alcohols to Vaseline, heating and melting and stirring thoroughly. Hydrophilic Chemicalbook Vaseline is a highly permeable and stable ointment base with minimal irritation. This ointment base can be used alone for dry rashes, erythema, papules and other diseases, especially for the removal of blood scabs and desquamation. Vaseline can also be used as an emulsifier to match with cholesterol, with non-ionic properties, so it can be compatible with a wide range of substances. In addition, because it is absorbent, it can be combined with liquid drugs or aqueous solutions of drugs. Industrial petroleum jelly, used as rubber softener, metal device anti-rust, anti-rust grease raw materials.
Hebei Rongxintong Industrial Co., Ltd. is the specialized chemical, processing and sales enterprise.
our products enjoy good reputation both at home and abroad.Our trade partners are around the world, mainly in America,Europe,Australia,South East Asia ,Middle East and South Africa. In order to serve customers well, the company has established special technical department and after-sale service department. We will make careful reply if you get any question.
The company with all the employees will constantly purse excellent quality, perfect brand and our image, and adheres to our spirit of honesty, diligence, seeking truth and progress and insists on business philosophy of quality as life and service as soul. We will satisfy market demands by top products and better service, and will welcome market challenge forever.
1. Are you a trading company or a factory?
Yes, we are a factory with nearly 20 years of experience.
2. How do you control the quality?
We have professional quality inspectors and keep samples of each order for two years, so we also support third party testing, such as SGS, BV, etc.
3. What are your payment terms?
T/T or L/C AT SIGHT for first time cooperation.
4. What is the weight of your unit package?
25kg or 50kg with PE bag or as your requirement.
5. Can I get samples before I order?
Yes, of course you can, we will give you free samples within 3 days.
6. Can I package it according to my logo?
Of course you can, you just need to provide the package design.
7. What is the delivery time?
The delivery time for sample orders is usually 4-7 working days after receiving full payment. For bulk orders, it is about 10-20 working days after receipt of deposit.
8. What is the port of loading?
Usually Shanghai, Qingdao or Tianjin (major ports in China).
