Transcription of NITRIC OXIDE and NITROGEN DIOXIDE 6014
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NITRIC OXIDE and NITROGEN DIOXIDE 6014
NITRIC OXIDE and NITROGEN DIOXIDE6014NO MW: CAS: 10102-43-9 RTECS: QX0525000NO2 10102-44-0 QW9800000 METHOD: 6014, Issue 1 EVALUATION: FULLI ssue 1: 15 August 1994 OSHA :25 ppm NO; C 1 ppm NO2 NIOSH:25 ppm NO; 1 ppm STEL NO2 ACGIH:25 ppm NO; 3 ppm TWA, 5 ppm STEL NO2(1 ppm NO = mg/m3 @ NTP)(1 ppm NO2 = mg/m3 @ NTP)PROPERTIES:NO: gas; BP C; vapor density(air=1) : gas; MP C; BP 21 C;vapor density (air=1) :NO: NITROGEN monoxideNO2: NITROGEN peroxide; NITROGEN tetroxideSAMPLINGSAMPLER:SORBENT TUBES (oxidizer + 2 triethanolamine-treatedmolecular sieve)FLOW RATE:NO: L/minNO2: - L/minVOL-MIN: L -MAX:6 LSHIPMENT:routineSAMPLE STABILITY:stable at least 7 days @ 25 C [1,2]BLANKS:3 to 6 field blanks and 10 media blanks persetMEASUREMENTTECHNIQUE:VISIBLE ABSORPTIONSPECTROPHOTOMETRYANALYTE:nitri te ion, NO2-EXTRACTION SOLUTION:absorbing solution, 50 mLWAVELENGTH:540 nmCALIBRATION:standard solutions of NO2- RANGE:3 to 18 g NO2- per sample [1]ESTIMATED LOD:1 g NO2- per sample [3]PRECISION (S r):NO: [1]; NO2: [2]ACCURACYRANGE STUDIED: NO: 11-48 ppm [1]; NO2: 2-12 ppm [2] ( samples)(3-L samples)BIAS:NO: [1]; NO2: -2% [2]OVERALL PRECISION (S rT): [1]; NO2 [2]ACCURACY:NO: ;NO2: : The working range for NO is 1 to 50 ppm ( to 61 mg/m3) for a air sample.
NITRIC OXIDE and NITROGEN DIOXIDE: METHOD 6014, Issue 1, dated 15 August 1994 - Page 2 of 4 REAGENTS: 1. Triethanolamine, TEA, …
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