Standard Solution (Certified Reference Material, CRM)

 Hengyuan Fine Chemical is an authorized distributor of PCL brand standard solutions.
• CNAS-certified reference material producer, utilize ultra-high-purity raw materials to prepare precise standard solutions for trace analysis, content determination, and other applications, ensuring data traceability to international metrological benchmarks (e.g., NIST).
• Products strictly comply with USP/EP/ChP pharmacopeial standards, with full-process cold-chain logistics, batch consistency verification, and stability testing to guarantee long-term concentration stability, compatible with HPLC, GC, ICP-MS, and other precision instruments.
• Offering customizable concentration gradients, multi-industry solutions (pharmaceuticals, environmental monitoring, food safety), and CNAS compliance support, Hengyuan Fine Chemical enhances clients’ testing efficiency, reduces quality control risks, and aims to become your trusted partner.

Product Number	Image	Product Name	CAS No.	Molecular Formula
Product Number:PCL-2025SY002-50ml		Product Name:Potassium fluoride solution	CAS No.:N/A	Molecular Formula:
Product Number:PCL-#-BSY020-100ml		Product Name:Brown standard colorimetric solution, B1 European Pharmacopoeia	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084554		Product Name:Standard substance for flumetsulam solution in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084242		Product Name:Standard substance of acetamiprid solution in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084546		Product Name:Standard substance for furadan (carbofuran) solution in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084545		Product Name:Carbaryl (carbaryl) solution in methanol, standard substance	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084084		Product Name:Standard substance for dimethoate in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084468		Product Name:Standard substance for methanol solution of carbendazim	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)060979		Product Name:Pesticide purity standard substance for carbendazim	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)060874		Product Name:Methyl parathion pesticide purity standard substance	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)060882		Product Name:Pesticide purity standard substance for tebuconazole	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084915		Product Name:Sulfapyridine in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084589		Product Name:Methomyl in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)085873		Product Name:Triazolol in methanol	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024BZ489-500ml		Product Name:Standard solution of pyridine in methanol	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2024DD050-1L		Product Name:ethylenediaminetetraacetic acid titrant	CAS No.:N/A	Molecular Formula:
Product Number:PCL-2025RY002-6*30ml		Product Name:lithium chloride ethyl acetate electrolyte	CAS No.:N/A	Molecular Formula:
Product Number:GBW(E)084100		Product Name:Standard substance of tebuconazole solution in methanol	CAS No.:N/A	Molecular Formula:
Product Number:GBW (E)085293-1.2ml		Product Name:Standard substance for atrazine solution in methanol	CAS No.:1912-24-9	Molecular Formula:
Product Number:GBW (E)085292-1.2ml		Product Name:Standard substance/Standard substance of atrazine solution in methanol	CAS No.:1912-24-9	Molecular Formula:

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