For the longer life of Mulch films, used in Agriculture special UV Additive concentrates are used by film producers. These concentrates also provide resistance to Sulphur and some pesticides which can erode the UV Additive from the film.
Also, White & Black Masterbatches are used to impart colour to Agriculture Pipes alongwith Additive Concentrates such as Anti-Oxdiants, Processing Aids, UV Stabilizers.

.