Representative Image

DWK Life Sciences GmbH (Kimble Nessler APHA Color Matching Tubes with Capstoppers, L:312 mm, OD:20 mm, Joint 19/10, Borosilicate Glass 50 mL-100 mL

Specifications

HS Code #
70172000

SG $741.20

Inc. GST

Available soon

Product description

The DWK KIMBLE KIMAX Nessler APHA Colour Comparison Tubes are a matched set of six 50 mL tubes designed for visual colour comparison work. Each tube uses a 19/10 standard taper stopper and a shadowless bottom, with the geometry intended for APHA colour determinations including ASTM D1209 applications.

Key Features:

  • Brand: DWK Life Sciences KIMBLE
  • Product Type: Nessler APHA colour comparison tubes
  • Capacity: 50 mL
  • Joint: 19/10 standard taper
  • Tube Length: 312 mm
  • Outside Diameter: 20 mm
  • Bottom: Shadowless
  • Closure: Standard taper stopper included
  • Configuration: Matched set of 6
  • Method Reference: Designed for ASTM D1209 colour comparison work

This matched KIMBLE tube set is suited to laboratories that need consistent 50 mL Nessler tubes for visual APHA colour comparison procedures.

Compare similar models

Nessler APHA color matching tubes with capstoppers, L:312mm, OD:20mm, joint 19/10, borosilicate glass 50mL-100mL

Manufacturer P/N

45325A-50

Part Number

6.311 276

Manufacturer

DWK Kimble

UNSPSC

-

Centrifuge Tubes 50 ml 133 x 29 mm, with scale, borosilicate glass, white graduated, pack of 12

Manufacturer P/N

45165-50

Part Number

6.521 350

Manufacturer

DWK Kimble

UNSPSC

41121703

Frequently asked questions

They are designed for visual APHA colour comparison work, including applications based on ASTM D1209.

Insights

Explore
Cleaning Lab Glassware: Removing Stubborn Residue

7 mins read

Cleaning Lab Glassware: Removing Stubborn Residue

Cleaning laboratory glassware properly is essential for accurate, safe, and repeatable lab work. This guide explains how to remove stubborn residue from beakers, flasks, bottles, volumetric glassware, and other lab glassware, including grease, dried salts, biological residue, stains, and burnt deposits. It also covers safe cleaning methods, common mistakes, drying and storage tips, and when damaged glassware should be replaced.

Read full story
How to Calibrate Your Pipettes to ISO 8655 Standards

7 mins read

How to Calibrate Your Pipettes to ISO 8655 Standards

Pipette calibration helps laboratories confirm that liquid handling results remain accurate, repeatable, and traceable. This guide explains how pipettes are calibrated to ISO 8655 standards, including gravimetric testing, environmental control, correct tip selection, volume testing, calibration records, and common mistakes to avoid. It also covers when to use in-house calibration and when an external calibration service may be more suitable.

Read full story
Molarity and Dilution Calculator

9 mins read

Molarity and Dilution Calculator

A free molarity and dilution calculator covering four essential lab calculations: C1V1=C2V2 dilution (solve for any unknown), molarity from mass, mass from molarity, and serial dilution table generation. Includes worked examples, a concentration units guide and step-by-step preparation instructions for every result.

Read full story
Buffer Preparation Calculator

9 mins read

Buffer Preparation Calculator

Free online buffer preparation calculator. Select your buffer system, enter target pH, concentration and volume, and get an exact lab-ready recipe with reagent masses and step-by-step instructions. Covers PBS, Tris-HCl, sodium phosphate, acetate, HEPES, MOPS and more.

Read full story