How to Read a Certificate of Analysis (COA) for Chemicals
What a COA must contain, how to check it against your specification, and the red flags that should make you ask questions.
Practical guides on grades, specifications, documents and shipping for buyers of Indian agro products and chemicals.
What a COA must contain, how to check it against your specification, and the red flags that should make you ask questions.
Poly aluminium chloride and aluminium sulphate both clarify water — here is how they differ in pH range, dosing, sludge and cost.
From defining your specification to checking the COA and packing — what to settle before your first bulk spice order.
The same chemical can be sold in several grades. What each grade means, where it is used and how to choose without overpaying.
What the particle size names mean, which grade suits which application, and what to check on a spec sheet.
A safety data sheet has 16 sections. These are the ones buyers, storekeepers and transporters should read first.
Grain length, aroma, price and which type suits your customers.