【Scope of application】

Used to determine the penetration time of fabric protective clothing for acid and alkali chemicals.

【Standards compliant】

Appendix A in GB 24540-2009 "Protective Clothing, Protective Clothing for Acid and Alkaline Chemicals"

【technical parameter】

1. Timing device: 0～99.99s, accuracy: ±0.01s

2. Test solution: 0.1mL (conductivity method) or 10mm (indicator method)