36 articles

Knowledge base – everything about asbestos

All our asbestos knowledge in one place: analysis, sampling, safety, materials, regulations and renovation.

Sampling and posting

how to take an asbestos sample

How to take an asbestos sample

Clear instructions for taking an asbestos sample. Read where to take the sample, how to pack it and how to send it to the laboratory.

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take an asbestos sample yourself

Can you take an asbestos sample yourself?

Can you take an asbestos sample yourself and send it to a laboratory? Read when it works well and what to watch out for.

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how many asbestos samples

How many asbestos samples do you need?

An asbestos sample is taken from each different material, layer build-up and renovation phase, not per room. How to work it out, with examples from typical renovations.

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protection against asbestos

How to protect yourself when taking an asbestos sample yourself

Protection against asbestos when sampling: FFP3 respirator, coveralls, gloves, moistening and proper cleaning. Also read when you should not take the sample yourself.

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packing an asbestos sample

How to pack an asbestos sample

How to pack an asbestos sample correctly before sending it to the laboratory. Practical tips and the most common mistakes to avoid.

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asbestos sample by post

Sending an asbestos sample by post

Can you send an asbestos sample by post? Yes. Read how to pack, label and send your sample to the Semlab laboratory from anywhere in the EU.

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Analysis and results

what is an asbestos analysis

What is an asbestos analysis?

What is an asbestos analysis, how does it work and when is it needed? Read a clear guide and order the analysis of your asbestos sample easily.

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asbestos analysis methods

Asbestos analysis methods: PLM, SEM-EDS, TEM and XRD

Asbestos is analysed with polarised light microscopy (PLM), SEM-EDS, TEM and XRD. Read what each method shows and which method Semlab uses.

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asbestos analysis price

Price of an asbestos analysis

How much does an asbestos analysis cost? Find out what makes up the price and how to compare offers for asbestos sample analysis sensibly.

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how much does an asbestos analysis cost

How much does an asbestos analysis cost?

An asbestos analysis at Semlab costs €49.99 incl. VAT per sample. What is included, what you pay yourself and how to order.

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how long does an asbestos analysis take

How long does an asbestos analysis take?

The asbestos sample is analysed and the result emailed on the same day the sample arrives at the laboratory. Read what makes up the total time.

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asbestos result interpretation

Understanding your asbestos result

What does the result of an asbestos analysis mean in practice? Read how to interpret the result and what to do next.

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asbestos content

Asbestos content: what does asbestos-containing material mean?

Asbestos-containing material is treated as asbestos even when the fibre content is low. Read why the content varies and what the laboratory report shows.

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positive asbestos result

Positive asbestos result: what to do?

Did the sample contain asbestos? Leave the material undisturbed, mark off the work area, hire a specialist asbestos removal contractor and keep the documents.

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Materials

where is asbestos found

Where can asbestos be found?

Where can asbestos be found? Read about the most common materials and building parts in which asbestos was used in older buildings.

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asbestos in vinyl flooring

Asbestos in vinyl flooring

Suspicious of an old vinyl floor or floor adhesive? Find out how to check whether vinyl floor coverings and their adhesive contain asbestos.

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asbestos in adhesive

Asbestos in adhesive: black floor adhesive and bitumen adhesive

Black bituminous floor adhesive is a reason to have the floor tested, but its colour neither proves nor rules out asbestos. How to take a sample of the floor covering and adhesive.

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asbestos in tile adhesive

Asbestos in tile adhesive

Planning to remove wall or floor tiles? Find out how to check whether the tile adhesive contains asbestos before you renovate.

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asbestos in filler

Asbestos in wall filler

Planning to demolish, sand or renovate a wall? Find out how to check whether the filler on the wall contains asbestos.

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asbestos in joint sealant

Asbestos in joint sealant and window putty

Old panel joints, window putty and sealant around window frames can contain asbestos. How to take a sample before you renovate windows or renew joints.

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asbestos in drain pipes

Asbestos in drain pipes: how do you recognise an asbestos cement pipe?

An old drain pipe can be made of asbestos cement, cast iron, concrete or plastic. How to tell the pipes apart and take a sample before pipe replacement or pipe relining.

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asbestos in fire protection

Asbestos in fire protection: sprayed asbestos, boards, fire doors and seals

Asbestos can be found in sprayed coatings, fireproof boards, fire doors, electrical distribution boards and penetration seals. This is how they are tested.

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asbestos in fireplaces

Asbestos in fireplaces and stoves: seals, protective boards and flue connections

In a fireplace or stove, asbestos can be in the door seal, the protective board, the compound at the flue pipe connection or the mortar. How to test the parts of a fireplace, stove or wood burner.

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Buildings and renovation

asbestos in an old house

Asbestos in an old house

Own an older house with a renovation coming up? Find out where asbestos can be found and how to check before demolition.

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asbestos in the bathroom

Asbestos in the bathroom

Planning to renovate your bathroom? Find out which bathroom materials can contain asbestos and how to check them.

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asbestos in renovation

Asbestos in renovation: how to check before demolition

Asbestos must be checked before demolition. Recognise the risk materials, take a sample or commission a survey, and find out what to do if asbestos turns up in the middle of the work.

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Rules, permits and removal

EU asbestos rules

Asbestos rules in the EU

What do the EU asbestos rules mean in practice when you renovate or demolish? A simple overview of the ban, testing before work, removal and waste – and why national rules matter.

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when was asbestos banned

When was asbestos banned in the EU?

When was asbestos banned? All asbestos has been banned throughout the EU since 1 January 2005, and many countries banned it earlier. Read why it still matters for renovations.

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asbestos survey or asbestos analysis

Asbestos survey or asbestos analysis

What is the difference between an asbestos survey and an asbestos analysis? Read a clear comparison and choose the right service for your situation.

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when is an asbestos survey needed

When is an asbestos survey needed?

When do you need an asbestos survey, and when is an asbestos analysis enough? A clear guide for planning renovation and removal work.

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asbestos waste

Disposing of asbestos waste: where to take it and what it costs

Asbestos waste must be tightly packed and handed in at the right collection point. Find out where asbestos waste belongs, what the price depends on and why you should test the material first.

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Asbestos and health

asbestos fibre

Asbestos fibre: what is it and why is it dangerous?

An asbestos fibre is a mineral fibre that is invisible to the naked eye and splits lengthwise into ever thinner strands. Find out when fibres are released and how they are identified.

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serpentine and amphibole

Serpentine and amphibole: the two mineral groups of asbestos

Asbestos is divided into serpentine (chrysotile) and amphiboles. Read how the groups differ in structure and chemistry and how the laboratory tells them apart.

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asbestos in nature

Asbestos in nature: where does asbestos come from?

Asbestos is a fibrous mineral that forms in nature. Find out which rocks it occurs in, how it ended up in homes and what that means for you.

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history of asbestos in europe

The history of asbestos in Europe: from widespread use to the EU ban

Asbestos was widely used in European buildings for much of the 20th century, until national bans and the EU-wide ban in 2005. How this history shows in the materials of older buildings.

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asbestos safety

Asbestos and safety

A plain-language guide to asbestos safety: when asbestos is dangerous, how to take a sample and how to stop dust from spreading.

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Need an asbestos analysis?

Order a laboratory analysis of your asbestos sample online. Result on the day your sample arrives.