Product name

Sericite powder

Model specifications

Cosmetic Grade H1

Product batch

——

Commercial standard

Chuzhou sericite

Serial Number

Inspecting Item

Qualification

Result

Test Method

1

Average Particle Size

≤16 µm

14.9 µm

Bettersize9300Z

2

Whiteness

≥78

79.5

DN-B2 whiteness

3

Water content

≤1

0.46

HD-720AWater content

4

Oil absorption value

——

——

Titration tube

5

PH Value

6-9

8.7

PH

6

400 mesh sieve residue

——

——

Negative pressure sieve analyzer

7

Lead Pb

≤20 ppm

Pass

SGS external inspection

8

Arsenic As

≤2 ppm

Pass

9

Mercury Hg

≤1 ppm

Pass

10

Cadmium Cd

≤5 ppm

Pass

11

Antimony Sb

≤10 ppm

Pass

12

Soluble nickel

≤10 ppm

Pass

Detection record number

0214

Conclusion

Qualified

Inspector

Boyang Zuo

Date of detection

14/02/2025