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Test Solution

 Hengyuan Fine Chemical delivers ISO 17034:2016 certified test solutions for acid-base titration, trace metal analysis, and more. 

With ≤0.3% uncertainty and compliance with USP/EP/ChP standards, they are compatible with leading analytical instruments to support FDA/CNAS-accredited labs in pharma, environmental, and food industries.


Product Number Image Product Name CAS No. Molecular Formula
Product Number:PCL-RM009-1ml Diazepam-D5 solution in methanol standard substance Product Name:Diazepam-D5 solution in methanol standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BSY210 European Pharmacopoeia Standard Colorimetric Solution BY Product Name:European Pharmacopoeia Standard Colorimetric Solution BY CAS No.: Molecular Formula:
Product Number:PCL-2024RY072-100ml Sodium azide solution 10% Product Name:Sodium azide solution 10% CAS No.: Molecular Formula:
Product Number:PCL-RM0081-100ml Aniline solution Product Name:Aniline solution CAS No.: Molecular Formula:
Product Number:PCL-2024BZ004-100ml Chlorine standard solution Product Name:Chlorine standard solution CAS No.: Molecular Formula:
Product Number:PCL-2024RY064-500ml Chromic acid cleaning solution Product Name:Chromic acid cleaning solution CAS No.: Molecular Formula:
Product Number:PCL-#-Di320-500g 6-Isoquinolinecarboxylic acid-5,7-dichloro-1,2,3,4-tetrahydrochloride Product Name:6-Isoquinolinecarboxylic acid-5,7-dichloro-1,2,3,4-tetrahydrochloride CAS No.: Molecular Formula:
Product Number:PCL-2024RY070-100ml n-Octylmagnesium bromide Product Name:n-Octylmagnesium bromide CAS No.: Molecular Formula:
Product Number:PCL-2023HJ868-50ml Antimony element solution standard substance Product Name:Antimony element solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BZ065-25ml Carbonyl compound standard solution (GB6324.5-2008) Product Name:Carbonyl compound standard solution (GB6324.5-2008) CAS No.: Molecular Formula:
Product Number:PCL-2024SY116-500ml Aluminum chloride solution Product Name:Aluminum chloride solution CAS No.: Molecular Formula:
Product Number:PCL-2024SY113-500ml Dilute sulfuric acid solution Product Name:Dilute sulfuric acid solution CAS No.: Molecular Formula:
Product Number:PCL-2024DD049-500ml Potassium poly(2-acrylamide-2-methylpropanesulfonate) calibration solution Product Name:Potassium poly(2-acrylamide-2-methylpropanesulfonate) calibration solution CAS No.: Molecular Formula:
Product Number:PCL-2024RY098-500ml Chloroform-glacial acetic acid solution standard substance Product Name:Chloroform-glacial acetic acid solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024DD067-500ml Potassium dichromate solution standard substance Product Name:Potassium dichromate solution standard substance CAS No.: Molecular Formula:
Product Number:PCL-2024BSY212-100ml Standard colorimetric solution BY7 Product Name:Standard colorimetric solution BY7 CAS No.: Molecular Formula:
Product Number:PCL-2023SY104-250ml Potassium chromate standard solution Product Name:Potassium chromate standard solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY290-100ml Urea solution Product Name:Urea solution CAS No.: Molecular Formula:
Product Number:PCL-2021SY215-500ml Alkaline β-naphthol test solution Product Name:Alkaline β-naphthol test solution CAS No.: Molecular Formula:
Product Number:PCL-2024SY007-100ml 1-Naphthylhydrazine hydrochloride TS Product Name:1-Naphthylhydrazine hydrochloride TS CAS No.: Molecular Formula:
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