Customization: | Available |
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CAS No.: | 107-21-1 |
Formula: | C2h6o2 |
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Project | HQ-DC1-45 | Test method | ||
Appearance | No precipitation and suspension, clear and transparent liquid | Visual estimation | ||
Color | Red | Visual estimation | ||
Density(20.0ºC)/(g/cm3) | 1.081 | SH/T 0068 | ||
Freezing point/ºC | -46.2 | SH/T 0090 | ||
Boiling point/ºC | 112 | SH/T 0089 | ||
Ash (mass fraction)/% | 0.63 | SH/T 0067 | ||
pH value | 8.4 | SH/T 0069 | ||
Chlorine content/(mg/kg) | 8 | SH/T 0621 | ||
Reserve alkalinity/ml | 4.8 | SH/T 0091 | ||
Effect on organic coatings | No effect | SH/T 0084 | ||
Corrosion of glassware (88ºC±2ºC, 336h±2h) |
Mass change (mg/test piece) |
Purple copper | 1.0 | SH/T 0085 |
Brass | 0.5 | |||
Steel | 1.0 | |||
Cast iron | 1.3 | |||
Solder | 2.4 | |||
Cast aluminium | 0.9 | |||
Corrosion of glassware (88ºC±2ºC, 1064h±2h) |
Mass change (mg/test piece) |
Purple copper | 2.1 | SH/T 0085 |
Brass | 2.3 | |||
Steel | 1.6 | |||
Cast iron | 2.1 | |||
Solder | 2.3 | |||
Cast aluminium | 1.9 | |||
Bubble tendency(70ºC±1ºC) | Foam volume/ml | 25 | SH/T 0066 | |
Foam disappearance time/s | 1..0 |
Hefei Huaqing High Tech Surface Technology Co., Ltd., nestled in the thriving Hefei National High-Tech Industrial Development Zone, spans an impressive 560 acres. As a pioneer in the field, this company excels in crafting innovative new materials for surface treatment and liquid cooling systems tailored for the new energy sector. Additionally, it specializes in the precision processing of aerospace components, advanced electronic plating, and creating cutting-edge functional equipment for surface treatment.
The company has been the driving force behind 7 national scientific research projects, boasting ownership of 79 national invention patents. It has also played a pivotal role in establishing 16 national and industry standards. With 29 proprietary technologies in its arsenal, the company has been recognized with 3 prestigious awards at national, provincial, and municipal levels for its outstanding contributions to scientific and technological advancements.
Q1: What types of antifreeze are available and for which scenarios?
A: Organic Acid Type (OAT) and Inorganic Salt Type (IAT) are available for petrol, diesel, electric vehicles and industrial equipment cooling systems.
Q2: What is the main ingredient of antifreeze and is it environmentally friendly?
A: This product adopts ethylene glycol/propylene glycol based formula with high efficient corrosion inhibitor and antioxidant, which complies with RoHS, REACH environmental protection standards and is non-toxic and harmless.
Q3: What international certifications have the products passed?
A: Certifications include: ISO9001, ISO14001, ISO45001
Q4: What are the packaging specifications and do you support customization?
A: Standard specification: 25L/200L/1000L drum, support LOGO printing, leak-proof packaging customization, accept OEM/ODM service.
Q5: What is your terms of delivery?
A: FOB,EXW.
Q6: What is your terms of payment?
A: We support T/T and L/C payments. T/T payment requires a 30% deposit when placing an order and 70% of the final payment before shipping.
Q7: How long does it take from order to delivery?
A: Bulk orders 15-30 days (depending on order quantity).