Whyusecoatings?
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Reduce loss of active compounds
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Avoid false negatives
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Sulfur compounds quickly lost without coatings
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Improved sample transfer
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Sample stable from field to lab
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Avoid loss of sampledue toadsorption
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Sulfur
•
Mercury
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Immediate response during process changes
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Creates savingswhen used in feedbackmonitors
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Reducesmoisture contamination effects
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