Articles by Charley Robinson

Articles by Charley Robinson

AQL Glove Ratings
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AQL Glove Ratings: why "smaller" can be better

Camlab Blue Nitrile Powder Free Gloves When it comes to PPE, how certain are you that yours or your colleagues hands are protected against chemical, biological or other hazards? How do you know which gloves are likely to provide more protection than others? When it comes to selecting gloves, a simple place to start would be to look at the AQL (acceptable quality standard) rating.

SDI test kits
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SDI test kits: what are they and how do they work?

What is SDI? Silt Density Index (SDI) is a measure to assess the fouling in water purification systems from Suspended solids and colloidal materials. When it comes to reverse osmosis membranes, suspended solids within the water can cause problems. Then these levels get high, it can cause fouling of the membrane. This will lead to: Increased cost for maintenance Reduced lifetime In...
Endecotts Sieve Production
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Endecotts Sieve Production: Change is Coming

Endecotts have moved to an automated production of their 200mm/8” stainless steel sieves. This will improve the quality of sieve reproducibility and shorter lead times. These new sieves are still compatible with the old style with all the same great features. These include: Sturdy frame – made from stainless steel to help reduce corrosion and makes the cleaning of the sieve easy. Sta...
Weighing Performance
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How Weighing Performance is Influenced by Environmental Factors

There are many things that can influence the weighing accuracy of a balance. One aspect that can be overlooked are environmental influences. These typically include: temperature, humidity, air-flow, electrostatic charges and vibrations. Here we will outline how these factors may influence readings and possible solutions to overcome these. Temperature Fluctuating temperatures can influenc...
Ohaus MB120 Moisture Balance
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Ohaus MB120 Moisture Balance: SmartGuide Feature

A moisture balance (also known as a moisture analyser) is an instrument that measures the moisture content of a sample. This is done by weighing the sample, then heating it to remove moisture and finally weighing the sample again. The final weight is subtracted from the starting weight and the difference in values is the moisture content. While easy to use, the setup and method development can...
What are the different types of plastic?
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What are the different types of plastic?

Plastic is a material made from polymers that can be shaped and moulded for various uses. When looking for a product you need, you might notice things such as ‘PP’, ‘LDPE’ and many others in relation to plastic. These refer to the different forms of plastics, as each have different properties, making them better suited for certain products. High-Density Polyethylene (HDPE) This type of p...
RockFall footwear: sustainability and vegan options
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RockFall footwear: sustainability and vegan options

Rock Fall are an independent, family owned safety footwear business. A popular source for safety work boots, here we will explain what Rock Fall have focused on to improve sustainability when it comes to their safety footwear range. Sustainability There are many ways that Rock Fall have been promoting the sustainability of their footwear. For example, up to 12 recycled plastic bottles ca...
DWKs Safety Badges
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Understanding DWKs 'Go Safe, Trust in DWK' Safety Badges

The new DWK campaign aims to assist in user safety with their products. Using the slogan 'Go Safe, Trust In DWK', this range of products have safety features with clear benefits to the user compared to standard items. To assist in understanding what benefits certain items can offer you, DWK have created safety badges which categorise different features. These are: Built stronger, safer hand...
Portability of weighing instruments
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Portability of weighing instruments

There are many situations where weighing in the lab isn’t possible and measurements need to be taken in the field. In these cases, a portable balance is needed and there are various features to consider based on your application to achieve the most reliable results. Not all instruments are considered portable in the same way. These are the main features you need to consider when looking for a ...
Eppendorf liquid handling equipment
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Selecting the right Eppendorf liquid handling equipment

When working with measuring and transferring a liquid, there are many options to select from. Pipettes and dispensers can come in different shapes, types and sizes. Choosing the correct liquid handling device can seem confusing. Here we will help you in making an informed decision. Measurement of liquid First, you want to decide is the volume you are working with small or large. In this ...
Laboratory balance use for wastewater analysis
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Laboratory balance use for wastewater analysis

There are many ways to work with water to gain information about a selected sample, with a lot of options for equipment. Laboratory balances can be a great option to measure different properties with many different methods possible. To view our range of balances suitable for waste water analysis, click here. Analytical balances for waste water analysis Balances provide quantitative...
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Advice for Weighing in the Field

When collecting data, it is not always efficient to take samples back to a laboratory. Sometimes, weighing needs to be done in the field. This does pose many influencing factors on the measurements due to the different environment you are using your scales in. Here we will help you with your measurements out in the field and keep protected from the elements. Precision balances and compact b...
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