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General technical requirements for chemical protective clothing GB24539-2009 testing

[ 2023-12-04 ]

Standard: "Protective Clothing - Acid and Alkali Chemical Protective Clothing (GB 24540-2009)"

Seam Breaking Strength: The seam breaking strength of fabric acid and alkali chemical protective clothing should not be less than 98N, and the seam breaking strength of non fabric acid and alkali chemical protective clothing should not be less than 45N

Partial testing item standards:

Splash liquid tightness: The total stain area on the indicator clothing should not exceed three times the standard stain area.

Spray liquid tightness: The total stain area on the indicator clothing should not exceed three times the standard stain area Note: When there are pressurized liquid acids and alkalis in the application site, this test is required for protective clothing Wear resistance: Non woven acid alkali chemical protective clothing should have no holes after 100 cycles of wear

Flexibility: Non woven acid alkali chemical protective clothing should not be damaged or broken after 1000 flexions Puncture resistance: Non woven acid alkali chemical protective clothing should have a penetration force greater than 10N Breaking strength and tear strength: The breaking strength and tear strength of fabric acid alkali chemical protective clothing should meet the requirements of Table 5; The breaking strength of non woven acid alkali chemical protective clothing should not be less than 250N

Color Fastness to Dry Rubbing: Fabric acid alkali chemical protective clothing should be tested according to 6.12, and the color fastness to dry rubbing should be greater than or equal to level 3

Formaldehyde content: Fabric acid alkali chemical protective clothing should be tested according to 6.13, and the formaldehyde content should be less than or equal to 75mg/kg

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