Item name

Quality index

Testing method

Face

Colorless transparent liquid or crystal

Eye measurement

Tert-butyl alcohol% (m/m)≥

99.9

SH/T1497

Color APHA ≤

10

GB/T3143

Water % (m/m) ≤

0.05

GB/T6283

Density(kg/L)

0.775-0.777

GB/T4472

Boiling range

Initial Boiling Point ^oC;≥

81.8

GB/T7534

Dry Point^oC;≤

82.8

Free Acid as Achtic Acid /% (m/m) ≤

0.001

SH/T1496

Non-Volatile Matter %(m/m) ≤

0.001

GB/T6324.2

Recovery vol% ≥

99.0

/

Freezing Point ^oC;≥

25

/