Properties:
RelatedCategories | AdditionalStandards,AnalyticalStandards,Analytical/Chromatography,ProficiencyTesting,WaterSupply/DrinkingWaterInorganics, |
packaging | ampuleof1×2 mL |
mfr.no. | RTC,PEI-017-2 |
concentration | inH2O |
Description:
Generaldescription
ThisproficiencytestingsampleisproducedinaccordancewithISO/IEC17043:2010.Allinformationregardingtheuseofthismaterialcanbefoundinthereportingpacketsuppliedforeachsample.
OtherNotes
Proficiencytestingsamplesarepresentedassingleblind.Novaluesforthesamplesarereleaseduntilthetestingperiodconcludes.Valuesofanalytesvarylottolot.
ProficiencyTestingSchedule(2017-2018)
DrinkingWater
WS17-1January18-March3,2017
WS17-2March29-May12,2017
WS17-3July12-August25,2017
WS17-4September27-November10,2017
WS18-1January17-March2,2018
WS18-2March28-May11,2018
WS18-3July11-August24,2018
WS18-4September26-November9,2018
Quick-TurnStudy-(non-scheduledproficiencytestthatisavailableatanytime)
PreparationNote
Thisampulecontainsaconcentrateforpreparationofasolutionthatcanbeanalyzedforchlorateandchlorite.
ThisPTsampleispackagedasa2mLconcentrate.
Thesolventforthissampleiswater.
ThePTsamplehasbeenautoclavedforpreservation.
Thesamplemustbestoredat4degreesCelsius.
Samplepreparation
Partiallyfilla1000-mLvolumetricflaskwithreagent-gradewater(near20degreesC).
OpenampulePE1372(becarefultoavoidcutsonglass)andtransfer1.0mLofconcentratetothevolumetricflask.
Fillthevolumetricflasktovolumewithreagent-gradewaterandmixwell.
Thesampleisnowreadyforimmediateanalysis.
ThesampleshouldbeanalyzedassoonaspossIBLeafteropeningtheampuleanddilutingtovolume.
UseUSEPA300.0foranalysis.
Safety:
RIDADR
NONHforallmodesoftransport