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Buffer Solution

Hengyuan Fine Chemical offers ISO 17034:2016 certified buffer solutions with ±0.01 pH accuracy, including TRIS, phosphate, and acetate systems. 

Designed for biopharmaceutical purification, diagnostic reagent development, and electrochemical research, they meet FDA/CNAS compliance and support custom formulation & bulk ordering.


Product Number Image Product Name CAS No. Molecular Formula
Product Number:PCL-2020HC057-250ml Phosphate buffer (pH 11.0) Product Name:Phosphate buffer (pH 11.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC045-250ml Phosphate buffer (pH 5.8) Product Name:Phosphate buffer (pH 5.8) CAS No.: Molecular Formula:
Product Number:PCL-2020HC037-250ml Acetic acid-ammonium acetate buffer (pH 4.5) Product Name:Acetic acid-ammonium acetate buffer (pH 4.5) CAS No.: Molecular Formula:
Product Number:PCL-2020HC007-250ml Tris buffer (pH 9.0) Product Name:Tris buffer (pH 9.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC040-250ml Phosphate-triethylamine buffer (pH 3.2) Product Name:Phosphate-triethylamine buffer (pH 3.2) CAS No.: Molecular Formula:
Product Number:PCL-2020HC058-250ml Phosphate-citrate buffer (PH-5.0) Product Name:Phosphate-citrate buffer (PH-5.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC013-250ml Potassium hydrogen phthalate-sodium hydroxide buffer solution (pH 5.0) Product Name:Potassium hydrogen phthalate-sodium hydroxide buffer solution (pH 5.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC036-250ml Acetic acid-potassium acetate buffer (pH 4.3) Product Name:Acetic acid-potassium acetate buffer (pH 4.3) CAS No.: Molecular Formula:
Product Number:PCL-2020HC039-250ml Acetic acid-ammonium acetate buffer (pH 6.0) Product Name:Acetic acid-ammonium acetate buffer (pH 6.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC055-250ml Phosphate buffer (pH 7.8) Product Name:Phosphate buffer (pH 7.8) CAS No.: Molecular Formula:
Product Number:PCL-2020HC050-250ml Phosphate buffer (pH 7.0) Product Name:Phosphate buffer (pH 7.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC028-250ml Acetate buffer250ml Product Name:Acetate buffer250ml CAS No.: Molecular Formula:
Product Number:PCL-2020HC015-250ml Citrate buffer Product Name:Citrate buffer CAS No.: Molecular Formula:
Product Number:PCL-#-HC009-500ml Tris-EDTA buffer Product Name:Tris-EDTA buffer CAS No.: Molecular Formula:
Product Number:PCL-2020HC021-250ml Ammonia-ammonium chloride buffer (pH 8.0) Product Name:Ammonia-ammonium chloride buffer (pH 8.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC034-250ml Acetic acid-sodium acetate buffer (pH 4.6) Product Name:Acetic acid-sodium acetate buffer (pH 4.6) CAS No.: Molecular Formula:
Product Number:PCL-2020HC042-250ml Phosphate buffer (pH 2.0) Product Name:Phosphate buffer (pH 2.0) CAS No.: Molecular Formula:
Product Number:PCL-2020HC002-250ml 0.5% sodium dodecyl sulfate in phosphate buffer Product Name:0.5% sodium dodecyl sulfate in phosphate buffer CAS No.: Molecular Formula:
Product Number:PCL-2020HC019-250ml Tris hydrochloride buffer (pH 7.2) Product Name:Tris hydrochloride buffer (pH 7.2) CAS No.: Molecular Formula:
Product Number:PCL-2020HC024-250ml Borax-sodium carbonate buffer (pH 8.0~11.2) Product Name:Borax-sodium carbonate buffer (pH 8.0~11.2) CAS No.: Molecular Formula:
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