TM 10-6630-245-13&P Table 2-1.  Preventive Maintenance Checks and Services for WQAS-PM - Continued. Location Item Item To Be No. Interval Check/Service Procedure Not Fully Mission Capable If: 4 After   Test Kit, Ferric c.  Inspect Phenanthroline Reagent          c.  Shelf life expired.  Leakage of pillows Iron (FerroVer Iron Powder Pillows for 25 ml is evident (until cleaned up and (continued) sample) for current shelf life, damaged    replaced).  Contents unidentifiable. pillows, readable label. 5 After Test Kit, Chloride,   a.  Inspect case for function. a.  Use or environmental exposure has High Range made case or contents unreliable. b.  Inspect test tube and mixing bottle for b.  Labware is broken or missing to the cracks, breakage, damaged measurement extent that you can't make accurate markings.  Make sure labware is clean     measurements. and dry. c.  Inspect Chloride Titrant Solution      c.  Bottle less than 25% full.  Shelf life (Silver Nitrate) for quantity, current shelf expired.  Leakage is evident (until life, leaking container, readable label.     cleaned up and replaced).  Contents unidentifiable. d.  Inspect Chloride Test powder pillows d.  Shelf life expired.  Leakage of pillows for current shelf life, damaged pillows, is evident (until cleaned up and readable label. replaced).  Contents unidentifiable. 6 After Test Kit, Dissolved a.  Inspect case and foam for function. a.  Use or environmental exposure has Oxygen made case or contents unreliable. b.  Inspect flask/stopper, two pipets, b.  Labware is broken or missing to the burette, and sample bottle for cracks, extent that you can't make accurate breakage, damaged measurement measurements. markings.  Make sure labware is clean and dry. c.  Inspect Sulfuric Acid Reagent for c.  Bottle less than 25% full.  Shelf life quantity, current shelf life, leaking expired.  Leakage is evident (until container, readable label. cleaned up and replaced).  Contents unidentifiable. d.  Inspect Manganese Sulfate Reagent d.  Bottle less than 25% full.  Shelf life for quantity, current shelf life, leaking expired.  Leakage is evident (until container, readable label. cleaned up and replaced).  Contents unidentifiable. e.  Inspect Potassium Iodide Solution for e.  Bottle less than 25% full.  Shelf life quantity, current shelf life, leaking expired.  Leakage is evident (until container, readable label. cleaned up and replaced).  Contents unidentifiable. f.  Inspect Starch Indicator Reagent for f.  Bottle less than 25% full.  Shelf life quantity, current shelf life, leaking expired.  Leakage is evident (until container, readable label. cleaned up and replaced).  Contents unidentifiable. 2-7