Product

Potassium Hydroxide

Appearance

White flakes

Standard

HG/T3688 2000

UN Code

1813 CLASS 8 PKG II

CAS Code

1310-58-3

HS Code

2815.2000

Item

Inspection item  %

Premium Grade

First Grade

01

KOH

≥ 95

≥ 90

02

K₂CO₃

≤ 0.5

≤ 0.5

03

Chloride (Cl)

≤ 0.005

≤ 0.005

04

Fe

≤ 0.0005

≤ 0.0005

05

Sulfate (SO4)

≤ 0.005

≤ 0.005

06

Nitrate (N)

≤ 0.0005

≤ 0.0005

07

Na

≤ 0.8

≤ 0.8

08

Phosphate (PO4)

≤ 0.005

≤ 0.005

09

Silicate (SiO3)

≤ 0.01

≤ 0.01

10

Al

≤ 0.002

≤ 0.002

11

Ca

≤ 0.005

≤ 0.005

12

Ni

≤ 0.0005

≤ 0.0005

13

Heavy metal (as Pb)

≤ 0.002

≤ 0.002