Glass Water Detection
Product type: Automotive windshield washer fluid (glass water), including ready to use, concentrated, antifreeze, regular, hydrophobic glass water, classified by freezing point into WW-0, WW-10, WW-15, WW-20, WW-25, WW-30, WW-35, WW-40, WO (≤ -40 ℃), WR (hydrophobic) and other models.
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Product Introduction
Detection range
(1) Product type: Automotive windshield washer fluid (glass water), including ready to use, concentrated, antifreeze, regular, hydrophobic glass water, classified by freezing point into WW-0, WW-10, WW-15, WW-20, WW-25, WW-30, WW-35, WW-40, WO (≤ -40 ℃), WR (hydrophobic) and other models.
(2) Applicable scenarios: raw material acceptance, production quality control, finished product factory inspection, market supervision spot check, product compliance testing, arbitration testing, vehicle compatibility testing.
Testing items
(1) Appearance and basic physical and chemical properties
Appearance, color, odor, transparency, pH value, density, refractive index, surface tension, mechanical impurities (mass fraction of 0), moisture, solubility.
(2) Core functional indicators
Freezing point (corresponding model requirements: 0 ℃, -10 ℃, -15 ℃, -20 ℃, -25 ℃, -30 ℃, -35 ℃, -40 ℃ and extreme cold customized values), cleaning power, anti fog performance, anti-static performance, lubricity.
(3) Stability indicators
Low temperature stability, thermal stability, storage stability, high and low temperature cycling stability, no stratification, no crystallization, no precipitation.
(4) Compatibility and corrosiveness
Metal corrosiveness (changes in sample quality of copper, iron, aluminum, galvanized steel, etc.), rubber compatibility (swelling, hardness changes, appearance), plastic compatibility, and compatibility with organic coatings for automobiles.
(5) Safety and environmental indicators
Methanol content (≤ 200mg/L), heavy metal (lead, cadmium, mercury, arsenic, chromium) limits, volatile organic compounds (VOC), formaldehyde, benzene derivatives, biodegradability, flash point.
(6) Other performance
Water resistance, compatibility with wiper system, expiration date, dilution stability (concentrated type).
Testing standards
GB/T 23436-2025 Automotive Windshield Cleaning Fluid
QB/T 2488-2006 Automotive Glass Cleaning Agent
QC/T 798-2008 Automotive Windshield Glass Detergent
GB 38400 Requirements for Limits of Toxic and Hazardous Substances
HJ 2537-2014 Technical Requirements for Environmental Labeling Products
ISO 4925 Road Vehicles - Windshield Cleaning Fluid
was established in 2011. As a national high-tech enterprise recognized by the Zhejiang Provincial Higher People's Court as a judicial authentication institution for construction engineering quality, we specialize in structural performance testing and safety assessment of construction projects, special equipment, communication towers, electromagnetic environments, large bridges, and building safety appraisal.
The company has more than 100 professional and technical personnel, over 90% of whom hold various medium and senior technical certificates. Equipped with complete testing equipment worth over RMB 10 million, our business scope covers the whole country.
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