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From the factory.
10 September 2026
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.
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.
Sodium chlorite or sodium hypochlorite? The difference that decides your process
They sound alike and they are often confused on purchase orders. They are different compounds, they do different jobs, and substituting one for the other will not give you the result your process was designed around.
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We answer classification, certification and construction questions by email, whether or not there is an order behind them.