Antifreeze

Test Item

Method Standard

Sampling Volum

Freeze Point

GB/T 2430,

SH/T 0090,

ASTM 1177

150

PH Value

SH/T 0069,

ASTM D1287

50

Equilibrium reflux boiling point

SH/T 0089,

ASTM D1120,

SH/T 0430

100

Ash （冷却液）

SH/T 0067

50

Appearance

Visual Inspection

10