Reading a China COA for Bulk Acids and Caustic Soda
A QA and sourcing guide to reading, validating, and acting on the certificate of analysis for bulk sulfuric acid, caustic soda, and hydrochloric acid.
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QA/QC SOP for Receiving Bulk Corrosive Liquids from China
A receiving-team SOP to safely sample, titrate, and verify sulfuric acid, hydrochloric acid, and ammonia solution against the COA before you sign acceptance.
Sourcing Acids and Caustic Soda by Neutralizing Equivalent
Compare sulfuric acid, hydrochloric acid and caustic soda for pH neutralization on a cost-per-equivalent basis, with specs, COA checks and contract terms.
Dangerous-Goods Paperwork for Corrosive Chemical Imports
How to build an audit-ready shipping document package for sulfuric acid, hydrochloric acid, and ammonia solution moving from China by sea, grade by grade.
Reading China's Ammonia Import Basket as a Feedstock Signal
Use China's 2023 UN Comtrade anhydrous ammonia import data as a directional lead-time and liquidity check when sourcing aqueous ammonia and PNCR reagents.
Comparing Incoterms Quotes: Landed Cost per Active Tonne
Convert EXW, FOB, CIF, CFR, DAP and DDP quotes for bulk sulfuric acid, caustic soda and hydrochloric acid from China into one comparable landed cost.
Buying PNCR Denitrification Agent: A Sourcing Spec Guide
How procurement, combustion and EHS teams specify, cost, and receive urea-melamine PNCR solid granules for catalyst-free SNCR NOx control in boilers and kilns.
Sourcing Sodium Hypochlorite from China: A Buyer's Guide
How to specify, contract and inspect sodium hypochlorite (NaClO, UN1791) from China on available-chlorine terms, with grade, decay, packaging and COA guidance.
Structuring RFQs for Bulk Corrosive Chemicals from China
Build RFQs for bulk sulfuric acid, hydrochloric acid, and caustic soda from China so returned bids compare on active tonnes, grade, and landed cost.
Buying Hydrochloric Acid: Grades, Specs, and Freight
A buyer and process-engineer guide to specifying hydrochloric acid by concentration, grade, COA impurities, UN1789 packaging, and active-tonne freight logic.
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