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Standard Solutions

Henyuan Fine Chemical offers a variety of high-quality standard solutions, including titration solutions, buffer solutions, colorimetric solutions, test solutions, indicator solutions, National Standard 603 solutions, and redox standard solutions.

Our products are manufactured in strict compliance with national standards, ensuring high precision and stability. They are widely used in chemical analysis, laboratory testing, and instrument calibration.

With professional technical support and a comprehensive quality management system, we are committed to providing reliable standard solutions to enhance the accuracy and efficiency of experiments.

Product Number Image Product Name CAS No. Molecular Formula
Product Number:PCL-2024ZSY553-100ml 4-(2-Pyridylazo)-resorcinol indicator solution Product Name:4-(2-Pyridylazo)-resorcinol indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024SY070-100ml a-Naphthol phenylmethanol-acetic acid indicator solution Product Name:a-Naphthol phenylmethanol-acetic acid indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY017-100ml Chrome Black T Indicator Fluid Product Name:Chrome Black T Indicator Fluid CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY089-100mL Ferrocyanate Indicator Product Name:Ferrocyanate Indicator CAS No.:5144-89-8 Molecular Formula:
Product Number:PCL-2024ZSY009-250ml Acid mixed indicator solution stock solution Product Name:Acid mixed indicator solution stock solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY022-100ml Eosin sodium salt indicator Product Name:Eosin sodium salt indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY006-100ml Xylenol orange indicator Product Name:Xylenol orange indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY005-50ml Phenolphthalein-thymol blue indicator solution Product Name:Phenolphthalein-thymol blue indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY004-100ml Toluidine blue indicator solution Product Name:Toluidine blue indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY002-100ml Sulfonazo III indicator solution Product Name:Sulfonazo III indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY001-100ml Quinaldine red indicator solution Product Name:Quinaldine red indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY071-100ml Tetramethylbenzidine indicator solution for residual chlorine in tap water Product Name:Tetramethylbenzidine indicator solution for residual chlorine in tap water CAS No.:N/A Molecular Formula:
Product Number:test-test Special test 23 Product Name:Special test 23 CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY069-100ml 1,10-Phenanthroline-ferrous acid indicator solution Product Name:1,10-Phenanthroline-ferrous acid indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY070-500ml PAN indicator fluid Product Name:PAN indicator fluid CAS No.:N/A Molecular Formula:
Product Number:PCL-2023ZSY001-100ml Diphenylazocarbohydrazide indicator Product Name:Diphenylazocarbohydrazide indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY009-100ml Diphenylhydrazine indicator solution Product Name:Diphenylhydrazine indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY014-100ml Malachite green indicator solution Product Name:Malachite green indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY015-500ml Litmus indicator solution Product Name:Litmus indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2024ZSY559-100ml Thymol blue indicator solution Product Name:Thymol blue indicator solution CAS No.:N/A Molecular Formula:
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