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GUIDE TO HAND PROTECTION STANDARDS



               EN 16523-1:2015                 Test method to measure the resistance of the   Measured    Permeation
               (replaces EN 374-3) Resistance to    PPE material to permeation by hazardous   breakthrough time  performance index
               chemical permeation             chemicals at molecular level and under   > 10          1
                                               continuous contact. The resulting value is the
                                               breakthrough time or the time needed by the   > 30     2
                                               hazardous liquid or gas to get in contact with   > 60  3
                                               the skin. The glove is classified in terms of   > 120  4
                                               breakthrough time performance level 1 to 6.   > 240    5
                                                                                      > 480           6
                  Until 21/04/2018
                                               The standard defines a list of 18 chemicals.   Type of gloves  Breakthrough time
                                               The minimum breakthrough time for a Type
                                               A glove is 30 mins (Level 2) for 6 chemicals,   A  ≥30 min for at least 6 chemicals
                                               for a Type B it is 30 mins for at least 3   B  ≥30 min for at least 3 chemicals
                                               chemicals, and for Type C it is 10 mins (Level   C  ≥10 min for at least 1 chemical
                                               1) for at least 1 chemical on the list.



                                                                                    A        B         C
                                               The ‘chemical resistant’ glove pictogram
                                               must be accompanied by code letters for
                                               the tested chemicals for Type A and Type B
                                               gloves. Type C marked gloves are without any
                                               code letter.                      UVWXYZ      XYZ
                                                                                         From 21/04/2018


                                               List of chemicals:
                                                  Code      Chemical     CAS Number           Class
                                                   A  Methanol           67-56-1  Primary alcohol
                                                   B  Acetone            67-64-1  Ketone
                                                   C  Acetonitrile       75-05-8  Nitrile compound
                                                   D  Dichloromethane    75-09-2  Chlorinated paraffin
                                                   E  Carbone disulphide  75-15-0   Organic compound containing sulphur
                                                   F  Toluene            108-88-3  Aromatic hydrocarbon
                                                   G  Diethylamine       109-89-7  Amine
                                                   H  Tetrahydrofurane   109-99-9   Heterocyclic ether
                                                   I  Ethyl acetate      141-78-6  Ester
                                                   J  N-Heptane          142-85-5  Saturated Hydrocarbon
                                                   K  Sodium hydroxide 40%  1310-73-2  Inorganic base
                                                   L  Sulphuric acid 96%   7664-93-9  Inorganic mineral acid
                                                   M  65% Nitric acid    7697-37-2  Inorganic mineral acid, oxidizing
                                                NEW CHEMICALS  O  25% Ammonium hydroxide  1336-21-6  Organic base
                                                                         64-19-7
                                                                                  Organic acid
                                                      99% Acetic acid
                                                   N
                                                      30% Hydrogen peroxide
                                                                                  Peroxide
                                                   P
                                                                         7722-84-1
                                                   T S  40% Hydrofluoric acid  7664-39-3  Inorganic mineral acid, contact poison
                                                      37% Formaldehyde
                                                                         50-00-0
                                                                                  Aldehyde






















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