News

Insights and updates on specialty chemicals, documentation, product sourcing and supply support from China.

A Chinese process chemist reviews four sealed coded candidate samples beside a blank comparison matrix in a fine-chemical laboratory.

Product Guides

Chiral Amines in API Synthesis: Selection and Sourcing Guide

04.10.2026

A Chinese formulation chemist compares capped clear and amber stability samples beside a closed benchtop temperature chamber.

R&D

3-O-Ethyl Ascorbic Acid Stability: pH Temperature and Packaging Factors

03.10.2026

A Chinese formulation chemist compares sealed DL-Panthenol white powder with sealed D-Panthenol viscous liquid beside a blank sourcing checklist.

Product Guides

DL-Panthenol vs D-Panthenol: What Formulators Should Know

02.10.2026

A Chinese logistics compliance specialist compares sealed solid and solution grades with a blank SDS Section 14 transport review sheet.

Industry Insights

UN Numbers and Freight Classification for Common Quaternary Ammonium Products

01.10.2026

A Chinese materials researcher reviews sealed CHDMEAB and coded alternative structure-directing-agent samples beside a blank selection checklist.

R&D

Structure-Directing Agents Beyond CHDMEAB: An SDA Selection Overview

30.09.2026

A Chinese construction-materials chemist reviews sealed cement and quat trial samples beside similar control and trial cement pastes and a blank test plan.

Industry Insights

Quaternary Ammonium Salts in Construction Chemicals and Admixtures

29.09.2026