Item

Test Item

Unit

GB/T678-2002

Result

Senior

Analytically pure

Chemically pure

1

Ethanol

%≥

99.8

99.7

99.5

99.97

2

Density

(20 ºC)/(g/ml)

0.789-0.791

0.790

3

Mix with water

Pass

Pass

4

Easy to carbonize material

Pass

Pass

5

Residue

% ≤

0.0005

0.001

0.001

0.0004

6

Water

% ≤

0.2

0.3

0.5

0.0322

7

Acidity(H+)

(mmol/100g)≤

0.02

0.04

0.1

0.03

8

Alkalinity(OH+)

(mmol/100g)≤

0.005

0.01

0.03

Not have

9

Methanol

%≤

0.02

0.05

0.2

0.0043

10

IPA(CH2)2CHOH

%≤

0.003

0.01

0.05

0.098

11

Carbonyl compound(CO)

%≤

0.003

0.003

0.005

0.003

12

Fe

%≤

0.00001

13

Zn

%≤

0.00001

14

Reduced potassium permanganate(O)

%≤

0.00025

0.00025

0.0006