Coagulant or flocculant: choosing water treatment chemistry that works
They are two different jobs done in sequence. Here is how to pick each one, and why the jar test still decides it.
Technical Notes
Short, practical notes from the GCS supply desk — how to specify an order, what to read on a safety data sheet, and which chemistry fits which job.
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Four safety data sheet sections worth reading before the drum arrives
Sections 2, 7, 8 and 9 decide your storage, your PPE and your pump sizing. Read them at quotation stage, not after an incident.
Specifying a chemical order so the delivery matches the plan
CAS number, concentration, grade, packaging, delivery window and documentation: the six lines that stop the wrong drum arriving.
Need the chemical, not the article?
Send the grade, the quantity and the delivery point. GCS comes back with availability, packaging and pricing against that specification.
