Representative Image

Reagecon Diagnostics pH 4.01 Technical Buffer Solution at 25°C, 250 mL

Brand:Reagecon

Colour coding

No. of packages

Package capacity

pH value (25°C)

Content

Specifications

Compare models
Colour coding
Red
No. of packages
1
Package capacity
250 ml
pH value (25°C)
4.01
Container type
Bottle
Content
1 x Bottle of 250 ml
UNSPSC
41116166

R 506.00

Inc. VAT

Supplier Stock: 7
Estimated shipping time from Germany : 6-8 weeks

Product description

The Reagecon Diagnostics pH 4.01 Technical Buffer Solution at 25°C, 250 mL, is a certified reference material designed for precise calibration of pH meters. Manufactured under ISO 17034 accreditation and traceable to NIST standards, this red-colored, aqueous-based, non-hazardous solution ensures accurate and reliable laboratory measurements. With a pH value of 4.01 at 25°C and an accuracy of ±0.01, it is ideal for quality control, method validation, and instrument qualification.

Key Features:

  • Brand: Reagecon Diagnostics
  • pH Value: 4.01 at 25°C
  • Volume: 250 mL
  • Accuracy: ±0.01
  • Certification: NIST traceable, ISO 17034 accredited
  • Matrix: Aqueous-based, non-hazardous
  • Color-Coded: Red color for easy identification during testing
  • Applications: Calibration of pH sensors, quality control, method validation, instrument qualification

This solution is essential for laboratories requiring precise and reliable pH measurements.

Compare similar models

Technical buffer solution pH 4.01 25°C, 250 ml
In stock
Reagecon Diagnostics pH 4.01 Technical Buffer Solution at 25°C, 250 mL

R 506.00

Inc. VAT

Manufacturer P/N

TB4012

Part Number

9.040 950

Manufacturer

Reagecon

Colour coding

Red

Technical buffer solution pH 7.02 25°C, 250 ml
In stock
Reagecon Diagnostics Technical Buffer Solution pH 7.02 at 25°C, 250 mL

R 506.00

Inc. VAT

Manufacturer P/N

TB7002

Part Number

6.240 744

Manufacturer

Reagecon

Colour coding

Yellow

Technical buffer solution pH 10.13 25°C, 250 ml
In stock
Reagecon Diagnostics Technical Buffer Solution pH 10.13 at 25°C, 250 mL

R 506.00

Inc. VAT

Manufacturer P/N

TB1002

Part Number

6.240 745

Manufacturer

Reagecon

Colour coding

Blue

Technical buffer solution pH 2.00 25°C, 250 ml
In stock
Reagecon Technical Buffer Solution Ph 2.00 25°C, 250 mL

R 556.60

Inc. VAT

Manufacturer P/N

TB2002

Part Number

9.040 949

Manufacturer

Reagecon

Colour coding

Red

Technical buffer solution pH 4.01 25°C, 500 ml
In stock
Reagecon Diagnostics pH 4.01 Buffer Solution at 25°C, 500 mL

R 733.70

Inc. VAT

Manufacturer P/N

TB401

Part Number

6.206 907

Manufacturer

Reagecon

Colour coding

Red

Technical buffer solution pH 2.00 25°C, 500 ml (no dangerous goods)
In stock
Reagecon Technical Buffer Solution Ph 2.00 25°C, 500 mL UN 1170, 3, II, D/E

R 834.90

Inc. VAT

Manufacturer P/N

TB200

Part Number

4.011 273

Manufacturer

Reagecon

Colour coding

Red

Technical buffer solution pH 9.21 25°C, 250 ml (no dan. goods)
In stock
Reagecon Diagnostics pH 9.21 Buffer Solution at 25°C, 250 mL

R 506.00

Inc. VAT

Manufacturer P/N

TB9212

Part Number

9.040 951

Manufacturer

Reagecon

Colour coding

Blue

Technical buffer solution pH 4.01 25°C, pack of 3x250 ml
In stock
Reagecon Technical Buffer Solution pH 4.01, 25°C, Pack of 3 × 250 ml

R 2,201.10

Inc. VAT

Manufacturer P/N

TB401 VE=3

Part Number

9.040 946

Manufacturer

Reagecon

Colour coding

Red

Technical buffer solution pH 9.21 25°C, pack of 6x250 ml (no dan. goods)
In stock
Reagecon Technical Buffer Solution pH 9.21, 25°C, Pack of 6 × 250 ml (No Dangerous Goods)

R 2,909.50

Inc. VAT

Manufacturer P/N

TB9212 VE=6

Part Number

9.040 954

Manufacturer

Reagecon

Colour coding

Blue

Technical buffer solution pH 4.01 25°C, pack of 6x250 ml
In stock
Reagecon Technical Buffer Solution pH 4.01, 25°C, Pack of 6 × 250 ml

R 2,909.50

Inc. VAT

Manufacturer P/N

TB4012 VE=6

Part Number

9.040 952

Manufacturer

Reagecon

Colour coding

Red

Technical buffer solution pH 7.02 25°C, 500 ml
Available soon
Reagecon Diagnostics pH 7.02 Buffer Solution at 25°C, 500 mL

R 733.70

Inc. VAT

Manufacturer P/N

TB700

Part Number

6.229 762

Manufacturer

Reagecon

Colour coding

Yellow

Technical buffer solution pH 4.60 @20°C/25°C, 500 ml
Available soon
Reagecon Technical Buffer Solution Ph 4.60 @20°C/25°C, 500 mL

R 834.90

Inc. VAT

Manufacturer P/N

TB460

Part Number

6.227 021

Manufacturer

Reagecon

Colour coding

Yellow

Technical buffer solution pH 4.60 25°C, 250 ml
Available soon
Reagecon Technical Buffer Solution Ph 4.60 25°C, 250 mL

R 556.60

Inc. VAT

Manufacturer P/N

TB4602

Part Number

4.011 272

Manufacturer

Reagecon

Colour coding

Yellow

Technical buffer solution pH 9.21 25°C, 500 ml no ADR
Available soon
Reagecon Technical Buffer Solution Ph 9.21 25°C, 500 mL No ADR

R 834.90

Inc. VAT

Manufacturer P/N

TB921

Part Number

6.205 893

Manufacturer

Reagecon

Colour coding

Blue

Technical buffer solution pH 10.00 25°C, 500 ml
Available soon
Reagecon Technical Buffer Solution Ph 10.00 25°C, 500 mL

R 834.90

Inc. VAT

Manufacturer P/N

TB100

Part Number

6.229 763

Manufacturer

Reagecon

Colour coding

Blue

Technical buffer solution pH 7.02 25°C, pack of 3x500 ml
Available soon
Reagecon Diagnostics pH 7.02 Buffer Solution at 25°C, Pack of 3 x 500 mL

R 2,201.10

Inc. VAT

Manufacturer P/N

TB700 VE=3

Part Number

9.040 947

Manufacturer

Reagecon

Colour coding

Yellow

Technical buffer solution pH 9.21 25°C, 500 ml, pack of 3x500 ml
Available soon
Reagecon Technical Buffer Solution pH 9.21, 25°C, Pack of 3 × 500 ml

R 2,454.10

Inc. VAT

Manufacturer P/N

TB921 VE=3

Part Number

9.040 948

Manufacturer

Reagecon

Colour coding

Blue

Technical buffer solution pH 7.02 25°C, pack of 6x250 ml
Available soon
Reagecon Diagnostics pH 7.02 Buffer Solution at 25°C, Pack of 6 x 250 mL

R 2,909.50

Inc. VAT

Manufacturer P/N

TB7002 VE=6

Part Number

9.040 953

Manufacturer

Reagecon

Colour coding

Yellow

More items to explore

pH buffer solutions

ProductContainer typePackage capacityMfr#Part#AvailabilityPrice
Buffer solution pH 4.00 @ 20°C, 500ml
Reagecon pH 4.00 Buffer Solution at 20°C, 500 mL
Bottle500 ml104059.040 911In stockR 759.00
Buffer solution pH 7.00 @ 20°C, 500ml
Reagecon Diagnostics pH 7.00 Buffer Solution at 20°C, 500 mL
Bottle500 ml107059.040 913In stockR 759.00
Buffer solution pH 10.00 @ 20°C, 500ml (no dan. goods)
Reagecon Diagnostics pH 10.00 Buffer Solution at 20°C, 500 mL
Bottle500 ml110059.040 915In stockR 759.00
Buffer solution pH 12.00 500 ml
Reagecon Diagnostics pH 12.00 Buffer Solution at 25°C, 500 mL
Bottle500 ml112056.234 641In stockR 834.90
Buffer Solution pH 2.00 ± 0.02 @ 20°C, 500 ml
Reagecon Buffer Solution Ph 2.00 ± 0.02 @ 20°C, 500 mL
Bottle500 ml102056.228 059In stockR 834.90
Buffer Solution pH12.00 ± 0.05 @ 20°C 1L
Reagecon Buffer Solution pH 12.00 ± 0.05 @ 20°C, 1L
Bottle1000 ml11206.321 025R 1,467.40
Buffer Solution pH13.00 ± 0.05 @ 20°C 1L
Reagecon Buffer Solution pH 13.00 ± 0.05 @ 20°C, 1L
Bottle1000 ml11304.011 229R 1,467.40
Buffer solution pH 6.00 500 ml
Reagecon Buffer Solution pH 6.00, 500 ml
Bottle500 ml106056.203 561R 834.90
Buffer solution pH 9.00 500 ml (no dan. goods)
Reagecon Diagnostics pH 9.00 Buffer Solution at 20°C, 500 mL
Bottle500 ml109056.225 161R 759.00
Buffer solution pH 3.00 500 ml
Reagecon Buffer Solution pH 3.00, 500 ml
Bottle500 ml103056.206 738R 834.90
Buffer solution pH 6.80 500 ml
Reagecon Buffer Solution pH 6.80, 500 ml
Bottle500 ml106856.206 693R 834.90
Buffer Solution pH 4.00 Phthalate free ±0.01 @20°C, 500 ml no dan. goods
Reagecon Buffer Solution pH 4.00 Phthalate-Free ±0.01 @20°C, 500 ml
Bottle500 mlCC104054.011 211R 860.20
Buffer Solution pH5.00 ± 0.01 @ 20°C 500ml
Reagecon Buffer Solution pH 5.00 ±0.01 @20°C, 500 ml
Bottle500 ml105054.011 214R 834.90
Buffer solution pH 8.00 ± 0.01 @ 20°C, 500 ml (no dan. goods)
Reagecon Buffer Solution pH 8.00 ±0.01 @, 20°C, 500 ml
Bottle500 ml108054.011 221R 834.90
Buffer Solution pH 5.00 ± 0.01 @ 20°C, 1 L
Reagecon Buffer Solution pH 5.00 ±0.01 @, 20°C, 1 L
Bottle1000 ml10504.011 215R 1,163.80
Buffer Solution pH8.00 ± 0.01 @ 20°C 1L
Reagecon Buffer Solution pH 8.00 ± 0.01 @ 20°C, 1L
Bottle1000 ml10806.321 026R 1,467.40
Buffer Solution pH6.00 ± 0.01 @ 20°C 1L
Reagecon Buffer Solution pH 6.00 ± 0.01 @ 20°C, 1L
Bottle1000 ml10606.321 027R 1,163.80
Buffer Solution pH2.00 ± 0.02 @ 20°C 1L
Reagecon Buffer Solution pH 2.00 ± 0.02 @ 20°C, 1L
Bottle1000 ml10206.321 028R 1,163.80
Buffer Solution pH 3.00 ± 0.02 @ 20°C 1L
Reagecon Buffer Solution pH 3.00 ± 0.02 @ 20°C, 1L
Bottle1000 ml10304.011 207R 1,467.40
Buffer Solution pH 8.00 ± 0.01 @ 20°C, 5 L
Reagecon Buffer Solution pH 8.00 ±0.01 @, 20°C, 5 L
Bottle5000 ml50804.011 222R 4,351.60
Buffer Solution pH 3.00 ± 0.02 @ 20°C, 5L
Reagecon Buffer Solution pH 3.00 ± 0.02 @ 20°C, 5L
Bottle5000 ml50304.011 208R 4,351.60
Buffer Solution pH5.00 ± 0.01 @ 20°C 5L
Reagecon Buffer Solution pH 5.00 ± 0.01 @ 20°C, 5L
Bottle5000 ml50504.011 216R 4,351.60
Buffer Solution pH 1.00 ± 0.02, @ 20°C, 1 L
Reagecon Buffer Solution pH 1.00 ±0.02 @, 20°C, 1 L
Bottle1000 ml10104.011 203R 1,087.90
Buffer Solution pH6.00 ± 0.01 @ 20°C 5L
Reagecon Buffer Solution pH 6.00 ± 0.01 @ 20°C, 5L
Bottle5000 ml50604.011 217R 4,351.60
Buffer Solution pH 13.00 ± 0.05 @ 20°C 5L
Reagecon Buffer Solution pH 13.00 ± 0.05 @ 20°C, 5L
Bottle5000 ml51304.011 230R 4,351.60
Buffer Solution pH11.00 ± 0.05 @ 20°C 1L
Reagecon Buffer Solution pH 11.00 ± 0.05 @ 20°C, 1L
Bottle1000 ml11106.206 692R 1,467.40
Buffer Solution pH9.00 ± 0.01 @ 20°C 5L
Reagecon Buffer Solution pH 9.00 ± 0.01 @ 20°C, 5L
Bottle5000 ml50904.011 223R 3,921.50
Buffer solution pH 13.00 ± 0.05 20°C, 500 ml
Reagecon Buffer Solution pH 13.00 ±0.05 @, 20°C, 500 mL
Bottle500 ml113056.230 322R 834.90
Buffer Solution pH7.00 ± 0.01 @ 20°C 5L
Reagecon Buffer Solution pH 7.00 ± 0.01 @ 20°C, 5L
Bottle5000 ml50704.011 220R 3,921.50
Buffer Solution pH 6.80 ± 0.01 @ 20°C, 1 L
Reagecon Buffer Solution pH 6.80 ±0.01 @, 20°C, 1 L
Bottle1000 ml10684.011 218R 1,467.40
Buffer solution pH 12.00 ± 0.05 @ 20°C 5L
Reagecon Buffer Solution pH 12.00 ± 0.05 @ 20°C, 5L
Bottle5000 ml51204.011 228R 4,351.60
Buffer Solution pH4.00 ± 0.01 @ 20°C 5L
Reagecon Buffer Solution pH 4.00 ± 0.01 @ 20°C, 5L
Bottle5000 ml50404.011 210R 3,921.50
Buffer Solution pH10.00 ± 0.01 @ 20°C 5L
Reagecon Buffer Solution pH 10.00 ± 0.01 @ 20°C, 5L
Bottle5000 ml51004.011 225R 3,921.50
Buffer solution pH 11.00 ± 0.05 @ 20°C, 500 ml
Reagecon Buffer Solution pH 11.00 ±0.05 @, 20°C, 500 mL
Bottle500 ml111054.011 226R 834.90
Buffer solution pH 2.00 ± 0.02 @ 20°C, 5L
Reagecon Buffer Solution pH 2.00 ± 0.02 @ 20°C, 5L
Bottle5000 ml50204.011 206R 4,351.60

pH buffer solutions with colour coding

ProductContainer typePackage capacityMfr#Part#AvailabilityPrice
Buffer solutions pH 4,00 @ 20°C, red, 500 ml
Reagecon Diagnostics pH 4.00 Buffer Solution at 20°C, 500 mL
Bottle500 ml10405C9.040 920In stockR 759.00
Buffer solutions pH 4,00 @ 20°C, red, 1000 ml
Reagecon Diagnostics pH 4.00 Buffer Solution at 20°C, 1000 mL
Bottle1000 ml1040C9.040 921In stockR 961.40
Buffer solutions pH 7,00 @ 20°C, yellow, 500 ml
Reagecon Diagnostics Buffer Solution pH 7.00 at 20°C, Yellow, 500 mL
Bottle500 ml10705C9.040 923In stockR 759.00
Buffer solutions pH 7,00 @ 20°C, yellow, 1000 ml
Reagecon Diagnostics pH 7.00 Buffer Solution at 20°C, 1000 mL
Bottle1000 ml1070C9.040 924In stockR 961.40
Buffer solutions pH 10,00 @ 20°C, blue, 1000 ml no dan. goods
Reagecon Diagnostics pH 10.00 Buffer Solution at 20°C, 1000 mL
Bottle1000 ml1100C9.040 927In stockR 1,062.60
Buffer solutions pH 4,00 @ 20°C, red, 5000 ml
Reagecon pH 4.00 Buffer Solution at 20°C, Red, 5000 mL
Bottle5000 ml5040C9.040 922R 3,820.30
Buffer solutions pH 7,00 @ 20°C, yellow, 5000 ml
Reagecon pH 7.00 Buffer Solution at 20°C, Yellow, 5000 mL
Bottle5000 ml5070C9.040 925R 3,820.30
Buffer solutions pH 10,00 @ 20°C, blue, 5000 ml (no dan. goods)
Reagecon Buffer Solutions Ph 10.00 @ 20°C, Blue, 5000 mL (no Dan. goods)
Bottle5000 ml5100C9.040 928R 3,820.30
Buffer solutions pH 10.00 @ 20°C, blue, 500 ml
Reagecon Buffer Solutions Ph 10.00 @ 20°C, Blue, 500 mL
Bottle500 ml11005C9.040 926R 834.90

Frequently asked questions

It is a certified reference material designed for precise calibration of pH meters. Manufactured under ISO 17034 accreditation and traceable to NIST standards, this red-colored, aqueous-based, non-hazardous solution ensures accurate and reliable laboratory measurements. With a pH value of 4.01 at 25°C and an accuracy of ±0.01, it is ideal for quality control, method validation, and instrument qualification.

Insights

Explore
What is a Laboratory Desiccator? Uses, Types and How It Works

11 mins read

What is a Laboratory Desiccator? Uses, Types and How It Works

A laboratory desiccator keeps its contents in a dry, low-humidity atmosphere, protecting hygroscopic reagents and moisture-sensitive samples and cooling heated samples for accurate weighing. This guide covers what it is, what it is used for, the main types, the desiccants that go inside, and how it works, with an animated drying cycle and a setup finder.

Read full story
What is a Buchner Funnel? Uses, Setup and How Vacuum Filtration Works

14 mins read

What is a Buchner Funnel? Uses, Setup and How Vacuum Filtration Works

The Buchner funnel is the standard tool for fast vacuum filtration across South African labs, from minerals and assay work to SANAS-accredited QC. This guide covers what it is, what it is used for, how to set one up step by step, the main materials, and how vacuum filtration works, with an animated apparatus and a funnel finder.

Read full story
What is a Separating Funnel? Uses and How It Works

10 mins read

What is a Separating Funnel? Uses and How It Works

A separating funnel parts two immiscible liquids by density and is central to liquid-liquid extraction, from minerals and assay work to environmental testing and SANAS-accredited QC. This guide walks through what it is, how it works step by step, the pear-shaped and conical types, and how to choose one, with an animated demo and funnel finder.

Read full story

R 506.00

Inc. VAT