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SAMPLE HANDLING |
SAMPLE PREPARATION
Bulk Adsorbents
Sodium Sulfat
(Bulk Adsorbent)
• Ideal for removing water from sample extracts.
• Activate by heating to 400 °C for four hours before use.
• Packaged in recloseable 5 kg buckets.
Anhydrous sodium sulfate is the most common drying agent used to remove moisture
from sample extracts. We package our 60 mesh material in recloseable buckets.
26204
Florisil® PR
(Bulk Adsorbent)
• Pesticide residue grade.
• Packaged in glass containers.
Florisil® PR is commonly used to remove polar interferences from pesticide residues.
This bulk material is ideal for labs packing their own extraction cartridges for pesticide
residue extractions.
26135
Granulat d Activat d Copp r
(Bulk Adsorbent)
• Convenient form for removing sulfur from environmental extracts.
• Acidified and activated—ready for use.
Activated copper effectively removes elemental sulfur from environmental extracts.
Our acid-washed and activated material can be used right out of the package. The 30
mesh granular material eliminates the potential for fine copper particles in filtered
extracts.
26136
Ottawa Sand
(Bulk Adsorbent)
• Sample medium for matrix spikes and laboratory control blanks.
• Packaged in convenient 5 kg buckets.
Ottawa sand is listed in several U.S. EPA methods as the specified medium for matrix
spike and laboratory control blanks.
26137
Diatomac ous Earth
(Bulk Adsorbent)
• Improves extraction efficiency.
• Adsorbs moisture from samples.
Diatomaceous earth is used as a filter aid to improve extraction efficiency of densely
packed soils, such as clays. By mixing the sample with diatomaceous earth, recoveries
can be improved and excess moisture can be absorbed. Packaged in a convenient 1 kg
quantity.
26033
Description
qty.
cat.#
price
Sodium Sulfate
5 kg
26204
Description
qty.
cat.#
price
Florisil PR, 60/100 mesh
500 g
26135
Description
qty.
cat.#
price
Granulated Activated Copper, 30 mesh
1 kg
26136
Description
qty.
cat.#
price
Ottawa Sand
5 kg
26137
Description
Similar to Dionex Part #
qty.
cat.#
price
Diatomaceous Earth, 30/40 mesh
062819
1 kg
26033