Mask bags mask to the standards set by the state
by：Kolysen
2020-06-24
Film of face of national light industry standards: QB/T2872 (
Paste mask, gel mask, mask powder, non-woven mask paste, crystal mask)
Inspection standard, this is a country in the mask to be marked on the bag with this is the qualified products, otherwise is not for sale.
Contents: 1.
The sensory index of 1.
1.
Appearance should be consistent with the sample color character.
1.
1.
1.
Inspection method: take samples at room temperature and visual observation of direct sunlight.
2.
Check 2.
1.
PH 2.
1.
1.
Quality indicators: pH 3.
5 ~ 8.
52.
1.
2.
Inspection method: will the water film or viscous liquid extrusion, according to GB/T13531.
Methods in the measurement (1
Dilution method)
。
2.
2.
Lead (
In Pb)
2.
1.
2.
Quality indicators: & le;
40 mg2。
1.
3 testing method: according to GB/T5009.
Methods determination of the 74 rules.
2.
3.
Arsenic (
In the As)
2.
3.
Quality indicators: 1 & le;
10 mg2。
3.
Test method: according to GB/T5009.
Methods determination of the 76 rules.
2.
4.
Mercury levels (
In Hg)
2.
4.
1.
Quality indicators: & le;
1 mg2。
4.
1.
Test method: according to GB/T5009.
The method for determining 17 regulations.
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