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HANNA PH Buffer Solution / EC Calibration Solution

HANNA PH Buffer Solution / EC Calibration Solution

Models:

PH Buffer Solution
HI 7004/1L
HI 7004L/C
HI 7007/1L
HI 7007L
HI 7007L/C
HI 7010/1L
HI 7010L
HI 7010L/C

EC Calibration Solution
HI 7033L
HI 7031L
HI 7039L
HI 7030L

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Description
Shipping & Payment
Description

HI7004L/C pH 4.01 Calibration Buffer


The HI7004L/C is a high-quality pH 4.01 calibration buffer that is NIST-traceable and supplied with a Certificate of Analysis. It features an air-tight, tamper-proof seal, clear lot and expiration date labeling, and a printed temperature chart showing actual pH values at various temperatures.

Features

  • Supplied with Certificate of Analysis
  • Accuracy of ±0.02 pH at 25 °C
  • Traceable to NIST Standard Reference Materials
  • Air-tight, tamper-proof seal ensures solution integrity
  • Clearly labeled lot number, mean lot value, manufacturing and expiration dates
  • Color-coded label for quick buffer value identification
  • Formulated per ISO 3696 / BS 3978 using high-purity salts, deionized water, certified balances, Class A glassware, and monitored with certified thermometers

Common Applications

  • Calibration and verification of pH electrodes
  • Quality control in water treatment and chemical manufacturing
  • Laboratory and field pH standardization
  • Educational and research laboratories
  • Environmental monitoring and testing protocols

Specifications

Parameter Details
Product Code (SKU) HI7004L/C
pH Value 4.01
Accuracy ±0.02 pH @ 25 °C
Traceability NIST Standard Reference Materials
Standards Compliance ISO 3696 / BS 3978
Bottle Volume 50 mL
Seal Type Air-tight, tamper-proof
Shelf Life 5 years unopened from date of manufacture
Label Information Lot number, mean lot value, manufacturing date, expiration date, temperature chart
Glassware Certified Class A glassware

Shipping & Payment

Delivery Options

  • Store Pickup
  • Local Delivery

Payment Options

  • Bank transfer / cheque deposit

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