In reply , MSDS document is the necessary document for the Shipping line ( carrier ) to accept the your cargo fertilaze . MSDS is the not the formular it is specification of the chemical
compound contain etcs in the fertilazer , MSDS document showing Class DG no and UN code , it is the regulation of the carrier ( shipping line)
None Danger Goods(DG ) is no problem . Try to explain to them any export fertilazer it is require compulsory export document. Please explanation to suppliers and request again.
This document is every shipping line will ask for you. Pl try.