Hach have replaced LCK414 with LCK1414. The LCK414 cuvette test for measuring the chemical oxygen demand between 5.0 -60 mg/L O2 using the dichromate method has recently changed reference number to LCK1414. This new part number contains 25 vials per box (the LCK414 had 24) and does not need a zero-solution, saving working steps and times. If you would like more information about the LCK1...
The Hach Ht200s High temperature thermostat can be used for a range of Hach Lange LCK cuvette tests to increase the speed of the digestion. The Ht200s can be used for COD - chemical oxygen demand and a range of nutrient tests listed below: OVERVIEW OF THE TESTS...
Hach Lange has developed a new generation device for portable water analysis – the Hach DR 1900 Spectrophotometer.
[caption id="" align="aligncenter" width="600"] Hach DR 1900 portable spectrophotometer[/caption]
The robust and waterproof entry level spectrophotometer model can utilise the tried and tested cuvette test system from HACH LANGE, this delivers officially recognised results fo...
I have  been doing some testing with my Hach DR2800 and the screen showed a message E1 after the blank vial is this an error message - what does this mean?
[caption id="attachment_2899" align="aligncenter" width="300"] DR2800 portable spectrophotometer[/caption]
There are a number of tests in the Hach LCK cuvette range that require a blank vial to be tested prior to running a sample. ...
What does the error message "barcode not recognised" mean on a Hach Dr2800 spectrophotometer?
I have just purchased a new pack of Hach Lange LCK303 ammonia vials and the instrument is giving me the message above, whats gone wrong?
From time to time Hach Lange improve and adapt methods for the LCK range of cuvette tests, these updates are incorporated into the barcode on the vial however t...
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I came across your article about "DPD Tablets" on Camlab Info, and it's a valuable resource for anyone seeking information about water testing and analysis using DPD tablets. Your explanation of their usage and significance in water quality monitoring is quite informative.
This article on nanocolor tube tests is a gem for analytical enthusiasts. The idea of zero calibration is intriguing, and your detailed explanation makes it accessible. The step-by-step process helps demystify the technique for beginners like me. The use cases you've highlighted, particularly in...
Grant have introduced the new Controlled Rate Freeze Thaw (CRFT), which is a liquid nitrogen and cryogen free controlled rate freeze and thaw system for cryopreservation in a wide range of applications. Cryopreservation is a process where biological materials such as cells, tissues...
A dipslide is a means of testing the microbial content of liquids. This is a common method of monitoring and measuring microbial activity within many systems and commonly cooling systems. Usually the use of a dipslide is the first line of defence for the testing of microbial issues that could be...
Purchasing items using donated funds without the burden of VAT will now save many Millions of pounds each year which can be put to better use in advancing scientific knowledge to provide new treatments and cures that will shape the medicines of the future.
Working with pressure/vacuum conditions in the lab is common but not all products are designed to withstand this. Products with appropriate geometry and wall thickness are suitable for working safely with pressure. For example, filtering flasks, desiccators, or flat flange vessels, as well as...
