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 strategically located in the prestigious Hefei National High-Tech Industrial Development Zone, encompassing an impressive expanse of 560 acres. With a cutting-edge focus, we excel in the development of pioneering new materials for surface treatment and innovative solutions for new energy liquid cooling. Furthermore, our expertise extends to the precise processing of aerospace components, advanced electronic plating procedures, and the creation of high-performance functional equipment for surface treatment.zed equipment for surface treatment.
Our company is at the forefront of scientific innovation, having led and successfully completed 7 national research projects. Our commitment to excellence is underscored by our impressive portfolio of 79 national invention patents. We have both hosted and actively participated in the establishment of 16 crucial national and industry standards. With 29 proprietary technologies, we have been recognized with 3 prestigious national, provincial, and municipal awards for our outstanding contributions to scientific and technological advancement.
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).