Posts tagged 'Hach lange'

Hach DR900
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Hach DR900 lost data programes

Do you have a Hach DR900? Have you lost the ability to view and access it's stored programs? There is a potential for the Hach DR 900 to lose the ability to view and access its stored programmes. This is a result of the internal data log overwriting the stored programme file. This will most likely occur on instruments that have performed in excess of 1,700 tests.  In addition, th...
Hach DR1900
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What vials and sample cells are compatible with my Hach DR1900?

The DR1900 by Hach is a portable spectrophotometer with over 220 pre-programmed test methods, accepting the Hach and the Lange chemistry. It is rugged and has a large, clear screen, with easy to use navigation, making it great for use in the field. [caption id="attachment_15657" align="aligncenter" width="300"] The DR1900 portable spectrophotometer[/caption] The DR1900 will accept the followi...

Hach DR900
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What vials and sample cells are compatible with my Hach DR900?

The DR900 by Hach is a robust, portable colorimeter, capable of performing many dozens of different tests, supporting the Hach chemistry type. It can accept a number of different sizes cuvettes/samples cells – 1 inch round sample cells 1cm sample cells 16mm COD/TNT vials [caption id="attachment_15641" align="aligncenter" width="300"] Hach DR900 colorimeter[/caption] Every Hach method c...

Hach DR300
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What vials and sample cells are compatible with my Hach DR300?

The DR300 by Hach is a robust, portable single parameter colorimeter. It is the follow on from the Pocket colorimeter II which has been discontinued for most parameters - offering improved waterproofing, a large display and ergonomic design combined with optional Bluetooth and system integration. This unit is available in two formats – a single wavelength (either 500, 528, 600, 655nm) or pre-pr...
Turbidity meters
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How do turbidity meters work? What does ratio and non ratio mean in a turbidity meter?

Turbidity meters are used to quickly measure the turbidity (or cloudiness) of water, caused by suspended solid particles. Understanding how turbidity meters work can help in achieving more accurate results and ensuring the samples and meter are handled correctly. [caption id="attachment_8711" align="aligncenter" width="443"] Turbidity standards, used in calibrating turbidity meters[/capti...
High Temperature Thermostat HT200S
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Which methods can be accelerated by using the HT200S?

With high speed digestion technology (HSD), the HT200S is a great solution for the busy lab, speeding up digestion times for a range of tests, saving time and money. It can produce COD results in just 35 mins, which is a massive time saving of around 2 hours and it can heat from 20°C to 148°C in just 8 minutes (20% faster than the LT200).  Cooling of the vials occurs in 13 minutes or under by m...

Hach DR6000 Spectrophotometer
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Q. I need to test water for Iron, which one do I choose?

A.Trying to pick out the correct test can prove to be a challenge. There are a number of different tests available from Hach to test for Iron and you will need to select the most appropriate test for the specific form of iron you are testing for. Iron can be present in natural and treated water. The presence of excess iron can have negative impacts for instance insoluble deposits (rust) can ...

The Pocket Colorimeter for LCK Phosphate testing
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What's the difference between Phosphate tests for Orthophosphate, Total Phosphorous, Acid Hydrolyzable Phosphates and Organic Phosphates?

Phosphate tests are often stated as reporting Orthophosphate or Total Phosphorous, but can also give other parameters like Acid Hydrolyzable Phosphates. We've taken a look at the definitions behind these terms, so you can tell which Phosphorous or Phosphate test to use. What are Phosphates and Phosphorous? The element Phosphorous, P, exists in water courses in a wide range of forms...
2100Q Turbidity Meter
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Why is silicone oil important in turbidity meter measurements?

Q: Our turbidity meter comes supplied with a bottle of silicone oil. What is this for? Why is it important in the test? [caption id="attachment_11631" align="aligncenter" width="163"] Silicone oil is often supplied with turbidity meters, but what is it used for, and why is it important to the test?[/caption] A: The silicone oil is used to ensure the glass vial used in the turbidity me...
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Which Hach benchtop turbidity meter should I choose? What's the difference between TU5 and TL23 Turbidity meters?

Q: I am looking for a new benchtop turbidity meter, but Hach offer two versions - the TL23 series and the TU5 series. Which turbidity meter should I choose? What is the difference between the TU5 and TL23 models? A: There are many differences between the two ranges, as explored below; Overview TL23 Series - for a wider range of applications, a lower cost option using traditio...
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Hach 2100N and 2100AN Turbidimeters replaced by new TL23 series

The popular 2100N and 2100AN series of turbidimeters (turbidity meters) are being phased out and discontinued. They are replaced by the new TL23 series which offers some great additional features - we've taken a look at what the TL23 series offers over the 2100 series. [caption id="attachment_10963" align="aligncenter" width="672"] The 2100 series turbidimeters are being replaced by the n...
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The Top 5 pH meters of 2016

We've rounded up the best 5 pH meters of the year - each has brilliant features and extras which have made them stand out as some of the best selling pH meters of 2016. 5. Best for field work - Hach HQ30D / HQ40D pH meters [caption id="attachment_10811" align="alignright" width="222"] The Hach HQ40D multiparameter meter in use[/caption] With rugged probes and long cable probe (up to 30m) optio...
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