Sampling and Containers

If I don't have syringes / terracores / filters, how will it affect the analysis?
Syringes and terracores are pre-calibrated to allow approximately 5-6g of soil per vial. Any less, this may result in higher detection limits (DLs) because ...
Wed, 13 Feb, 2019 at 11:31 AM
What filter would be best to use for particulate matter in air?
Glass Fiber or Quartz Fiber filters. Which do you use? Suitable filters for particulates are quartz or teflon materials. Glass fiber filters may...
Wed, 13 Feb, 2019 at 12:14 PM
What is the minimum sample volume for soil vapour analysis?
The suggested minimum volume is 1L of gas.
Wed, 13 Feb, 2019 at 12:23 PM
How quickly do samples need to be filtered for dissolved metals?
Regulations don't specify an actual time frame for filtration, however it is recommended that the samples be filtered in the field so that they may be i...
Wed, 13 Feb, 2019 at 12:33 PM
When do I filter for total vs dissolved?
Filtration of water samples should only be employed when the analysis is required to be reflective of dissolved concentrations only, such as sampling for gr...
Wed, 13 Feb, 2019 at 1:03 PM
Can samples for total metals analysis be submitted unpreserved?
Yes. Samples for total metals can be submitted unpreserved. Total metals analyses are also subject to acid digestion, so regardless of what the chemical...
Wed, 13 Feb, 2019 at 2:08 PM
How to take a field duplicate air sample with Summa canisters.
When taking a duplicate sample in soil vapour a y-splitter must be used, 2 canisters and 1 controllers (keep in mind that the sampling time will be doubled....
Wed, 20 Feb, 2019 at 11:14 AM
How many Indoor Air samples should be taken?
When sampling for indoor air, it is recommended to use the following guide to estimate how many samples are required.  The objective is to cover the square ...
Wed, 20 Feb, 2019 at 11:18 AM
What are passive samplers and how are they used?
Passive sampling devices are techniques for monitoring environmental contaminants over time. The principle of operation is slow diffusion of the target para...
Mon, 18 Mar, 2019 at 9:51 AM
What containers are required for a Basic Class II Landfill package?
Short Answer, based on Secure landfill acceptance protocols:  BC: 2x methanol vials, 2x 125ml jars and 1x bag AB: 2x 125ml jars and 1x bag    SK: 2x meth...
Tue, 21 Mar, 2023 at 9:59 AM