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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-2024BZ191-100ml Aluminum single-element solution standard substance Product Name:Aluminum single-element solution standard substance CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ129-50ml Sodium bisulfite standard solution Product Name:Sodium bisulfite standard solution CAS No.:7631-90-5 Molecular Formula:
Product Number:PCL-2021RY028-100ml Naphthalene ethylenediamine hydrochloride solution Product Name:Naphthalene ethylenediamine hydrochloride solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021RY010-100ml Dilute hydrochloric acid solution of p-aminobenzenesulfonamide Product Name:Dilute hydrochloric acid solution of p-aminobenzenesulfonamide CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY114-100ml Bromophenol blue ethanol solution Product Name:Bromophenol blue ethanol solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY205-100ml Standard oxalic acid solution Product Name:Standard oxalic acid solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ072-50ml Nitrate solution reference material in water Product Name:Nitrate solution reference material in water CAS No.:N/A Molecular Formula:
Product Number:PCL-2023BZ918-50mL Standard substance for sulfate solution in water Product Name:Standard substance for sulfate solution in water CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY207-100ml Preparation of standard calcium solution from alcohol Product Name:Preparation of standard calcium solution from alcohol CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY256-100ml Potassium bromide solution Product Name:Potassium bromide solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ778-500ml Potassium ferricyanide solution Product Name:Potassium ferricyanide solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ334-10ml hemoglobin standard solution Product Name:hemoglobin standard solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SY138 Ammonium chloride test solution Product Name:Ammonium chloride test solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY159-100ml resorcinol solution Product Name:resorcinol solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY167-100ml aqueous solution of sodium azide Product Name:aqueous solution of sodium azide CAS No.:N/A Molecular Formula:
Product Number:PCL-#-ZDBSY011-250ml Turbidity standard stock solution Product Name:Turbidity standard stock solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024RY071-100ml 2% ninhydrin Product Name:2% ninhydrin CAS No.:N/A Molecular Formula:
Product Number:PCL-2024BZ108-1ml Standard substance for acetaldehyde solution in water Product Name:Standard substance for acetaldehyde solution in water CAS No.:75-07-0 Molecular Formula:
Product Number:GSB 04-1716-2004 Boron standard solution Product Name:Boron standard solution CAS No.:P Molecular Formula:
Product Number:GBW(E)083805 Standard substance for sodium hydroxide titration solution Product Name:Standard substance for sodium hydroxide titration solution CAS No.:N/A Molecular Formula:
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