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Oliverp1  
#1 Posted : 06 March 2019 11:35:43(UTC)
Rank: Forum user
Oliverp1

What is the best method of disposal for contaminated sand used to clean up a catalyst spill.

I have looked at the SDS and it just says "Dispose of in accordance with local regulations" where can I find these?

and the guidence note  CS21 says "The correct disposal procedures for waste materials should be considered carefully and advice should be sought from the supplier" 

I have emailed the supplier and am awaiting a response. 

Does anyone have anyfurther information?

Cheers.

A Kurdziel  
#2 Posted : 06 March 2019 13:07:15(UTC)
Rank: Super forum user
A Kurdziel

You need to get in touch with an appropriate licenced waste carrier to arrange for its disposal. You might need to look at the document:

Guidance on the classification and assessment of waste (1st edition 2015) Technical Guidance WM3

Which you can find at https://assets.publishin...chnical-guidance-WM3.pdf

chris42  
#3 Posted : 06 March 2019 14:54:14(UTC)
Rank: Super forum user
chris42

The safety data sheet should tell you the EWC code (European waste catalogue code) this is a 6-digit number in groups of 2 ie 11 01 13* is kerosene. Note the little star at the end shows it is considered hazardous. But the number will not have a non-hazardous version (it would be a different number and sometimes they forget to put the star on). This should be in section 13 of the safety data sheet.

Knowing the EWC code should allow you to do an internet search for that type of waste and what container it should be in etc. This will give you a bit of info necessary before talking to waste companies (who sometimes don’t seem to know what they are doing).

Chris

Roundtuit  
#4 Posted : 06 March 2019 15:20:34(UTC)
Rank: Super forum user
Roundtuit

Where the manufacturer has actually bothered to provide any information - not all do

Then with EWC published on an SDS there is also the issue of what you are disposing of - the material as received in its unopened packaging OR a post-use OR as in this case as a mixture with something else

We have materials that are considered hazardous as shipped but when fully reacted are considered an inert non-hazardous mass, we also have materials that due to how they are used pick up process contaminants turning them from non-hazardous to mirror hazardous.

Any published EWC is merely a starting point.

Roundtuit  
#5 Posted : 06 March 2019 15:20:34(UTC)
Rank: Super forum user
Roundtuit

Where the manufacturer has actually bothered to provide any information - not all do

Then with EWC published on an SDS there is also the issue of what you are disposing of - the material as received in its unopened packaging OR a post-use OR as in this case as a mixture with something else

We have materials that are considered hazardous as shipped but when fully reacted are considered an inert non-hazardous mass, we also have materials that due to how they are used pick up process contaminants turning them from non-hazardous to mirror hazardous.

Any published EWC is merely a starting point.

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