Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid; German version EN 12933:2008— 31 стр.
Chemical products for industrial use; Sampling techniques; Solid chemical products in the form of particles varying from powders to coarse lumps— 36 стр.
Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acide; German version EN 12933:2000— 23 стр.
Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acide; German version EN 12933:2000— 23 стр.