Iron Oxide Yellow 311/313/920

Type

313/920/311

Chemical name

IRON HYDROIXDE OXIDE (α-FeOOH)

Delivery form

POWDER

Color index

PIGMENT YELLOW 42

CAS NO./EC NO.

20344-49-4/243-746-4

Specification

Contents(α-FeOOH)

%

≥86

ISO 1248

Oil absorption

ml/100g

25~35

ISO 787-5

Res. on 325 mesh

%

≤0.3

ISO 787-7

Water soluble salts

%

≤0.3

ISO 787-3

Moisture

%

≤1.0

ISO 787-2

pH value

3.5~7

ISO 787-9

Ignition loss(1000℃,1/2h)

%

≤14

DIN 55913

Bulk density

g/cm³

0.4~0.6

ISO 787-11

Specific gravity

g/cm³

4.1

ISO 787-10

Particle size BET

μm

0.1*0.6

Electron micrographs

Tinting strength

(Compared with standard)

%

95~105

ISO 787-24

Color difference ΔE

(Compared with standard)

≤1.0

ISO 787-1

Particle shape

Acicular

Sales packing

In 25KG paper   bag/1000kg bulk bag then palletized, etc.

Transport &storage

Protect against weathering /Store in   dry places.

Safety

The products are not classified as hazardous   under EC1907/2006&EC 1272/2008