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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-2024BZ1010 Quality control samples of benzoic acid in wine Product Name:Quality control samples of benzoic acid in wine CAS No.:N/A Molecular Formula:
Product Number:PCL-2025ZSY002-500ml Phenolphthalein indicator solution, 0.1% Product Name:Phenolphthalein indicator solution, 0.1% CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY018-500ml Methyl orange indicator solution, 0.1% Product Name:Methyl orange indicator solution, 0.1% CAS No.:N/A Molecular Formula:
Product Number:PCL-2025RY005-250ml Chromium Black T solution, 0.5% Product Name:Chromium Black T solution, 0.5% CAS No.:1787-61-7 Molecular Formula:
Product Number:PCL-2024BZ1012-2ml Standard substance for 2,3,5,6-tetrachlorophenol solution in methanol Product Name:Standard substance for 2,3,5,6-tetrachlorophenol solution in methanol CAS No.:935-95-5 Molecular Formula:
Product Number:PCL-2024RY275-5ml aqueous solution of methylamine Product Name:aqueous solution of methylamine CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY269-5ml Dimethylamine aqueous solution, 40% in H2O Product Name:Dimethylamine aqueous solution, 40% in H2O CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY082-5ml ethylamine solution Product Name:ethylamine solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY632-100ml p-Dimethylaminobenzaldehyde solution Product Name:p-Dimethylaminobenzaldehyde solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2025BZ005-50ml Lithium single element solution standard, 100μg/mL Product Name:Lithium single element solution standard, 100μg/mL CAS No.:N/A Molecular Formula:
Product Number:050297.00019 Nano Reagent Product Name:Nano Reagent CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ426-1ml SCCPs C10-C13 in cyclohexane, 63% Cl standard solution Product Name:SCCPs C10-C13 in cyclohexane, 63% Cl standard solution CAS No.:85535-85-9 Molecular Formula:
Product Number:PCL-2024BZ427-1ml Short-chained chlorinated paraffins C10-C13 in cyclohexane, 51.5% Cl standard solution Product Name:Short-chained chlorinated paraffins C10-C13 in cyclohexane, 51.5% Cl standard solution CAS No.:85535-85-9 Molecular Formula:
Product Number:PCL-2024BZ428-1ml Chlorinated paraffins C10-C13 in cyclohexane, 55.5% Cl standard solution Product Name:Chlorinated paraffins C10-C13 in cyclohexane, 55.5% Cl standard solution CAS No.:85535-84-8 Molecular Formula:
Product Number:GBW(E)084622 Ammonia nitrogen solution in water standard substance Urel=1% , k=2 Product Name:Ammonia nitrogen solution in water standard substance Urel=1% , k=2 CAS No.:N/A Molecular Formula:
Product Number:GBW(E)084807 Chemical Oxygen Demand (CODCr) solution standard substance Urel=1% , k=2 Product Name:Chemical Oxygen Demand (CODCr) solution standard substance Urel=1% , k=2 CAS No.:N/A Molecular Formula:
Product Number:BWY0803114 Standard for total phosphorus solution in water Urel=2% , k=2 Product Name:Standard for total phosphorus solution in water Urel=2% , k=2 CAS No.:N/A Molecular Formula:
Product Number:BWY0803115 Standard for total nitrogen solution in water Urel=2% , k=2 Product Name:Standard for total nitrogen solution in water Urel=2% , k=2 CAS No.:N/A Molecular Formula:
Product Number:PCL-#-2024BZ395-50ml standard solution of hydrogen peroxide Product Name:standard solution of hydrogen peroxide CAS No.:7722-84-1 Molecular Formula:
Product Number:PCL-2024BZ693-50ml titanium dioxide standard solution Product Name:titanium dioxide standard solution CAS No.:N/A Molecular Formula:
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