pH, Critical Water/Steam

Specimen	Critical Water or Steam
Container Type	125 mL Trace Metal-Free Bottle
Methodology	Electrometric (Standard Method 4500-H+)
Reference Range	Critical Water: 5.0 – 7.5 Steam: 5.0 – 9.2**
Stability	ASAP*
Transport Temp	Refrigerate 2°-8° C
Instructions	Testing is recommended within 15 minutes of collection to prevent carbon dioxide absorption. Fill the container completely, secure lid, and label the container with the barcoded label to identify the source. Refrigerate specimen for a minimum of 3 hours prior to shipping. Specimen should be collected and shipped Monday-Friday only. *For local steam generation, the condensate pH should be 5.0 to 7.5. For boiler-treated steam, most boilers should be treated to maintain a condensate pH of 7.5 to 9.2
Days Performed	Mon-Fri
Report Available	3-6 days
NY State Available	No
LOINC Code	N/A
CPT Code	N/A

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