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Indicator Solution

Hengyuan Fine Chemical offers ISO 17034:2016 certified indicator solutions for acid-base, redox, and complexometric titrations. 

With ±0.02 pH transition accuracy and compliance with USP/EP/GB standards, they are compatible with automated/manual titration systems for pharma, chemical, and environmental labs.


Product Number Image Product Name CAS No. Molecular Formula
Product Number:PCL-2021ZSY044-100ml Phenolsulfonphthalein indicator solution Product Name:Phenolsulfonphthalein indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY037-100ml Bright green indicator fluid Product Name:Bright green indicator fluid CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY029-100ml 1-Phenanthroline Indicator Solution Product Name:1-Phenanthroline Indicator Solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY035-100ml Calcein indicator Product Name:Calcein indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY036-100g Calcorhodin Indicator Product Name:Calcorhodin Indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY028-100ml Sudan IV indicator fluid Product Name:Sudan IV indicator fluid CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY026-100ml Potassium tetrabromophthalate indicator solution Product Name:Potassium tetrabromophthalate indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY003-100ml Ethoxy yellow indicator solution Product Name:Ethoxy yellow indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY032-100ml Alizarin Sodium Sulfonate Indicator Solution Product Name:Alizarin Sodium Sulfonate Indicator Solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY002-500ml Ammonium ferric sulfate indicator solution Product Name:Ammonium ferric sulfate indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-#-BSYSLHT001-100ml Ferric chloride solution for colorimetry Product Name:Ferric chloride solution for colorimetry CAS No.:7705-08-0 Molecular Formula:
Product Number:PCL-2021ZSY055-100ml Bromocresol purple indicator solution (for microbial limit testing) Product Name:Bromocresol purple indicator solution (for microbial limit testing) CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY061-250ml Sodium eosin indicator solution Product Name:Sodium eosin indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY047-100ml Potassium chromate indicator solution Product Name:Potassium chromate indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY034-100ml Nile Blue Indicator Product Name:Nile Blue Indicator CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY045-100ml Phenolsulfonphthalein indicator solution (for microbial limit testing) Product Name:Phenolsulfonphthalein indicator solution (for microbial limit testing) CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY005-100ml Dimethyl yellow-methylene blue mixed indicator solution Product Name:Dimethyl yellow-methylene blue mixed indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY013-100ml Dithizone indicator solution Product Name:Dithizone indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY039-100ml Crystal violet indicator solution Product Name:Crystal violet indicator solution CAS No.:N/A Molecular Formula:
Product Number:PCL-2021ZSY040-100ml α-Naphthol benzyl alcohol indicator solution Product Name:α-Naphthol benzyl alcohol indicator solution CAS No.:145-50-6 Molecular Formula:
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