| 摘要 |
The invention relates to a cooling liquid composition for motor vehicles According to the invention, the composition comprises by weight 75 93 % glycols, maximum 3 % alkaline hydroxide, 3 % triethanolamine, respectively, 4 % benzoic acid, 04 % citric acid, 04 % salycilic acid, 1 % phosphoric acid, 3 % 2 - ethylhexanoic acid, 1 % borax, 2 % sodium nitrate, 04 % dicyclohexylamine nitrite, 015 % tert-butyl-hydroxytoluen and 001 % defoaming agent, 01 03 % a heterocyclic compound containing nitrogen, 001 002 % colouring agent, 005 2 % diethanolamide of ricinoleic acid and 3 20 % water
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