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. is proudly nestled within the prestigious Hefei National High-Tech Industrial Development Zone, sprawling across a vast expanse of 560 acres. We are pioneers in the domain of innovative materials, specializing in surface treatment, cutting-edge new energy liquid cooling solutions, precision aerospace parts processing, advanced electronic plating, and specialized functional equipment for superior surface treatment.zed equipment for surface treatment.
Demonstrating our commitment to innovation and excellence, our company has successfully undertaken 7 distinguished national scientific research projects. We have been awarded 79 esteemed national invention patents and have played a pivotal role in the formulation of 16 foundational national and industry standards. Our portfolio boasts 29 proprietary technologies, underscoring our leadership in the field. Our relentless pursuit of innovation has earned us 3 prestigious awards for scientific and technological advancement at the national, provincial, and municipal levels.
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).