How to read a sodium chlorite certificate of analysis
A COA is not a marketing document. It is a statement about one batch, and it is only useful if you know which questions it answers and which it does not.
Factory note
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10 September 2026 · Gaomi, China
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2 September 2026
Shipping sodium chlorite: UN 1908, packing options and what the paperwork has to match
Net weights, transport classification and the documents that have to agree with each other. Written for the person who has to book the freight, not for the person who signs the contract.
HG/T 3250-2023: why the edition number on a quotation is worth checking
Industrial sodium chlorite in China is made to HG/T 3250. There is a 2010 edition and a 2023 edition, and quotations still arrive citing the older one. Here is why that detail is not pedantry.
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