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Hengyuan Fine Chemical—where precision becomes a habit and trust becomes a bond.

Product Number	Image	Product Name	CAS No.	Molecular Formula
Product Number:K049502-500ml		Product Name:standard solution of hydrochloric acid	CAS No.:7647-01-0	Molecular Formula:
Product Number:PCL-2024BZ339-2ml		Product Name:7 benzenes in methanol on a mixed scale	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ302-20ml		Product Name:Quality control samples for biochemical oxygen demand of water	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ355-20ml		Product Name:water quality control samples for permanganate	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ313-20ml		Product Name:Hydrogen sulfide QC samples	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ310-20ml		Product Name:Quality control samples of aniline in water	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ356-20ml		Product Name:Water quality Chlorophyll a QC samples	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ317-20ml		Product Name:Quality control samples for bromide in water	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ359-20ml		Product Name:NOx QC samples	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ367-20ml		Product Name:Water quality control samples for hexavalent chromium	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ337-20ml		Product Name:Quality control samples of petroleum-based carbon tetrachloride	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ304-20ml		Product Name:Quality control samples of sulphate in water	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ306-20ml		Product Name:Volatile phenols in water QC samples	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ332-20ml		Product Name:Water quality antimony QC samples	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-HC013- 500ml		Product Name:Calcium hydroxide pH solution standard substance	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024SY248-500ml		Product Name:Perchloric acid mixed solution	CAS No.:	Molecular Formula:
Product Number:PCL-2024DD115-500ml		Product Name:Folin-Shoka reagent	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2023BZ068-50ml		Product Name:Vanadium (V) standard solution	CAS No.:	Molecular Formula:
Product Number:PCL-2024BZ113-50ml		Product Name:standard solution of potassium permanganate	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BY122-500ml		Product Name:A saturated solution of sodium chloride	CAS No.:N/A	Molecular Formula:

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