… Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in …
Explanatory notes
… 40.01 ‑ Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in … Hevea brasiliensis . This liquid consists of an aqueous solution of organic and mineral substances (proteins, fatty … stabilised in order to ensure preservation and to prevent putrefaction or coagulation. This is usually done by adding …