The invention relates to a packaging label comprising in order an environmental protection layer, an image formed by means of silver halide, a base, an adhesive, and a peelable back wherein said environmental protection layer comprises a mixture of vinyl polymer and urethane polymer wherein said urethane polymer has an indentation modulus less than 0.6 GPa and wherein said environmental protection layer is less than 10 micrometers in thickness.

 
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< Wastewater treating agent, method for wastewater treatment, sludge dehydrant and method for sludge treatment

< Sulfur-containing cathode

> Solvent extraction processes for metal recovery

> Sulfur control in ion-conducting membrane systems

~ 00073