Titanium Dioxide

Chemical Formula

TiO2

CAS No

13463-67-7

Functional Use

Colorant

Manufacture Date

JAN,2021

Expiry Date

JAN,2023

STANDARDS:

USP 43-NF 38

Inspection Item

Standard

Inspection Result

 Judgment

Characteristics

White or almost

White odorless

powder

White, odorless

powder

Qualified

IDENTIFICATION

Orange-red with H2O2

Odorless

Qualified

Alumina and silica(Al2O3 and SiO2)

Min 0.1um

＞ 0.10um

Qualified

Lightening powder

Min 95%

98.52%

Qualified

Loss on drying

Min 95%

99.36%

Qualified

Loss on ignition

Min 99%

0.19%

Qualified

Water soluble substance

Max 0.5%

0.16%

Qualified

Acid soluble substance

Max 0.25%

0.20%

Qualified

Sieve residu( 325mesh )

Max 0.5%

0.17%

Qualified

Whiteness

Min 96%

99.2%

Qualified

Ferric salt

Max 0.02%

0.01%

Qualified

Alumina and silica（Al2O3 and SiO2）

Max 0.5%

<0.5%

Qualified

Lead (Pb)

Max 3 ppm

<3ppm%

Qualified

Arsenic (As)

Max 1ppm

<1ppm%

Qualified

Antimony(Sb)

Max 1ppm

<1ppm%

Qualified

Mercury (Hg)

Max 0.2ppm

<0.1ppm%

Qualified

Cadmium (Cd)

Max 0.5ppm

<0.5ppm%

Qualified

Chromium (Cr)

Max 10ppm

<10ppm%

Qualified

Ph value (10% Soiution)

6.5-7.2

7

Qualified

Conclusion:  Complies with 171 ( COMMISSION  REGULATION EU NO 231/2012 )