Level B Splash Protection
Tough, Durable and Tear-Resistant!

Tychem® 9400, a state-of-the-art fabric, provides excellent protection against a broad range of chemicals. The material is tough, durable and tear-resistant, and holds its own among many other reusable apparel fabrics that are considerably more costly. It is a copolymer film laminated to a rugged, spun-bonded material from DuPont. Suits of Tychem® 9400 are tops for many applications from splash protection to basic clean-up tasks.

Tychem® 9400 - Safety You Can Wear

Tychem® 9400 Level B garments offer excellent splash protection against a wide line-up of chemicals. The garments are designed in several standard styles, a fact that makes this high-visibility yellow wear a very popular choice in the chemical industry. All models are constructed with set-in sleeves for added strength, freedom of movement and wearer comfort. Tychem® 9400 garments are durable, tear resistant and economical to use. Garments meet all fabric requirements of NFPA 1993.



Tychem® 9400 Permeation Data for ASTM Recommended List of Chemicals for Evaluating Protective Clothing Materials (ASTM F1001)
Chemical Name Physical Phase Normalized Breakthrough Time (minutes) Permeation Rate (pg/cm2/min)
Acetone L >480 ND
Acetonitrile L >480 ND
Ammonia (anhydrous) G 45 0.69
1,3-Butadiene G >480 ND
Carbon Disulfide L >480 ND
Chlorine Gas G >480 ND
Dichloromethane L 391 0.09
Diethylamine L >480 ND
N,N-Dimethylformamide L >480 ND
Ethyl Acetate L >480 ND
Ethylene Oxide G >480 ND
n-Hexane L >480 ND
Hydrogen Chloride G >480 ND
Methanol L 150 0.91
Methyl Chloride G >480 ND
Nitrobenzene L >480 ND
Sodium Hydroxide, 50% L >480 ND
Sulfuric Acid (conc.) L >480 ND
Tetrachloroethylene L >480 ND
Tetrahydrofuran L >480 ND
Toluene L >480 ND

Index of Codes: ND = none detected, > = greater than, < = less than,
L = Liquid, G = Gas
Numbers reported are averages of samples tested by the ASTM F739 test method. Sample results do vary and therefore averages for these results are reported


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