Form No 203715 2015Corporation821494REV0LECOesultsLECOCorporation 3000 Lakeview Avenue St Joseph49085 Phone 8002926141 Fax 2699828977infolecocomwwwlecocom 90012008 HQQ994 LECOLECOis a reg ID: 860650
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1 Instrument:S832 SeriesSulfurDeterminatio
Instrument:S832 SeriesSulfurDeterminationinCoalandCokeTotal sulfur value is an important characterizationnitrogen, sulfur, and ash with oxygen calculation bySample PreparationSamples are analyzed on an as-determined basis.Method ReferenceASTM D4239Sulfur (Method A)AccessoriesLECO coal and coke reference materials, NIST, orMethod Parameters*Furnace Temperature1350ºCLance On Delay20 secondsManual Analysis ModeSingle SampleNominal Blank Mass1.0000 gElement ParametersSulfurWait for Baseline StabilityYesStarting Baseline2 secondsUse ComparatorYesComparator0.30Minimum Integration Time90 secondsMaximum Integration Time360 secondsRange Select**AutoRange Lower Limit**800Range Upper Limit**950Automatically Started AnalysisAuto Detect Data Missed Time3 secondsAutostart Level0.01 VIntegration Delay0 seconds*Refer to S832 Operator's Instruction Manual for Method Parameter**Applicable to S832DR only.Procedure1.Prepare instrument for operation as outlined in the2.Condition the system by analyzing a minimum of3.Determine instrument blank.a.Login a minimum of three blanks.b.Place the ceramic boat in front of the furnacec.Initiate the analysis by pressing the Analyzed.For manual systems, load the sample into thee.Repeat steps 3b through 3d a minimum of threef.Set the Blank according to the procedure outlinedin th
2 e operator'sinstruction manual.4.Instrum
e operator'sinstruction manual.4.Instrument calibration/drift correction.a.Login a minimum of three Standard reps for eachb.Weigh ~0.25 g of a calibration/drift referencec.Place the ceramic boat in front of the furnaced.Initiate the analysis by pressing the Analyzee.For manual systems, load the sample into thef.Repeat steps 4b through 4e a minimum of threeg.Calibrate/drift correct by following the procedure5.Sample Analysisa.Login a Sample with a desired number of reps.b.Weigh ~0.25 g of sample into the ceramic boatc.Place the ceramic boat in front of the furnaced.Initiate the analysis by pressing the Analyzee.For manual systems, load the sample into thef.Repeat steps 5b through 5e as necessary.LECOUSA Form No. 203-7/15© 2015Corporation821-494REV0LECO esults LECOCorporation |3000 Lakeview Avenue | St. Joseph,49085 | Phone: 800-292-6141 | Fax: 269-982-8977info@leco.comwww.leco.com |-9001:2008 HQ-Q-994 |LECOLECOis a registered trademark ofCorporation.Typical Results**Results dry basis (moisture corrected) using a linear forcethrough origin calibration. LECO Reference Materials were used S832 Standard Mass (g) Sulfur (%) Avg. Std. Dev. Petroleum Coke Avg. Std. Dev. Avg. Std. Dev. Avg. Std. Dev. Avg. Std. Dev. Avg. Std. Dev. Petroleum Coke Avg. Std. Dev. Avg. Std. Dev. Avg. Std. Dev. Avg. Std. Dev.