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Endress+Hauser CPA510-0210 | pH Buffer Solution 4.01, 250 mL

Categories E&H Instruments
Power Supply: 1
Price: Negotiable
Ambient Temperature: -
Electrical Rating: G
MOQ: 1
Certification: ATEX
Certifications: S
Supply Ability: 100pcs per month
Model Number: CPA510-0210
Delivery Time: Negotiable
Payment Terms: T/T,XT,ALIPAY
Place of Origin: DE
Brand Name: Endress+Hauser
Packaging Details: carton
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Endress+Hauser CPA510-0210 | pH Buffer Solution 4.01, 250 mL

Endress+Hauser CPA510-0210 | pH Buffer Solution 4.01, 250 mL

Endress+Hauser CPA510-0210 pH buffer calibration solution. pH 4.01 (NIST traceable), 250 mL plastic bottle, for pH electrode calibration and verification.

Product Overview

The Endress+Hauser CPA510-0210​ is a certified pH buffer solution​ used for the calibration and verification​ of pH measuring systems (glass electrodes and combined pH sensors). It has a nominal value of pH 4.01 at 25 °C​ (NIST/DIN 19266 traceable) and is supplied in a 250 mL polyethylene bottle​ with a tamper-evident seal. This buffer is part of the standard maintenance consumables for Endress+Hauser pH sensors (e.g., CPS11D, CPF81D series) and third-party electrodes.

Technical Specifications (Chemical & Packaging)

Parameter

Specification

Model / Order Code

CPA510-0210

Product Type

pH Buffer Solution (Standard)

Nominal pH Value

4.01 ±0.01​ @ 25 °C

Temperature Coefficient

Supplied on label (typically -0.002 pH/°C)

Certification

NIST / DIN 19266 Traceable

Container Size

250 mL

Container Material

Polyethylene (PE) Bottle

Shelf Life (Unopened)

Typically 24 months from production date

Storage Condition

+4 °C ... +25 °C, protect from direct sunlight

Technical Specifications (Application & Compliance)

Parameter

Specification

Intended Use

Calibration / Verification of pH Electrodes

Compatible Sensors

All Endress+Hauser pH Glass Electrodes & Combined Sensors

Recommended Calibration

1-Point (Zero / Slope) or 2-Point (with pH 7.00 / 9.21)

Color Coding

Orange (Standard E+H pH Buffer Identification)

Safety Data Sheet (SDS)

Available per REACH/CLP

Key Features

  • NIST Traceable Accuracy:​ Each batch is certified against primary standards, ensuring reliable slope determination during pH sensor calibration.

  • Ready-to-Use:​ No dilution required — pour directly into a calibration cup for quick on-site or lab verification.

  • Long Shelf Life:​ Stable formulation with agents to minimize fungal growth in the bottle.

  • System Compatibility:​ Recommended for use with Endress+Hauser Liquiline transmitters and Memosens pH sensors to maintain measurement traceability.

Applications

  • pH Sensor Calibration:​ Single-point or multi-point calibration of industrial pH electrodes in water & wastewater plants.

  • Field Verification:​ On-site checking of sensor response before critical process measurements.

  • Lab & QC Use:​ Verification of reference pH meters and lab glass electrodes in quality control labs.


Also available: CPA510-0211 (pH 7.00), CPA510-0212 (pH 9.21) for 2-point or 3-point calibration routines.

About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

ACH industrial automation products
Frequently Ask & Questions
Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.

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