Page:NIOSH Manual of Analytical Methods - 2545.pdf/1

This page needs to be proofread.

ALLYL GLYCIDYL ETHER

CH2=CHCH2OCH2CH(O)CH2

MW: 114.14

METHOD: 2545, Issue 1

2545

CAS: 106-92-3

RTECS: RR0875000

EVALUATION: FULL

OSHA : C 10 ppm NIOSH: 5 ppm; STEL 10 ppm (skin) ACGIH: 5 ppm; STEL 10 ppm (skin) (1 ppm = 4.67 mg/m 3 @ NTP)

Issue 1: 15 August 1994

PROPERTIES: liquid; d 0.970 g/mL @ 20 °C; BP 154 °C; VP 0.63 kPa (4.7 mm Hg, 0.62%) @ 25 °C

SYNONYMS: 1-allyloxy-2,3-epoxypropane; ((2-propenyloxy)methyl)oxirane; AGE

SAMPLING SAMPLER:

SOLID SORBENT TUBE (Tenax GC; 100 mg/50 mg)

MEASUREMENT TECHNIQUE:

GAS CHROMATOGRAPHY, FID

ANALYTE:

allyl glycidyl ether

DESORPTION:

2 mL diethyl ether, 30 min

FLOW RATE: 0.01 to 0.2 L/min VOL-MIN: -MAX:

1.5 L @ 5 ppm 8L

SHIPMENT:

routine

TEMPERATURE-INJECTION: -DETECTOR: -COLUMN:

SAMPLE STABILITY:

at least 7 days @ 25 °C

INJECTION VOLUME:

2 µL

BLANKS:

2 to 10 field blanks per set

CARRIER GAS:

N 2, 30 mL/min

COLUMN:

stainless steel, 3.2-mm ID x 6.1 m, packed with 10% FFAP on 100/120 mesh Supelcoport

CALIBRATION:

standard solutions of allyl glycidyl ether and internal standard in diethyl ether

RANGE:

30 to 300 µg per sample

ACCURACY RANGE STUDIED:

19 to 87 mg/m 3 [1] (3-L samples)

BIAS:

-1.3% [1]

ˆ ): 0.057 [1] OVERALL PRECISION (S rT ACCURACY:

200 °C 280 °C 150 °C

ESTIMATED LOD: 10 µg per sample PRECISION (Sr):

0.034 [1]

±12.5%

APPLICABILITY: The working range is 2 to 20 ppm (10 to 100 mg/m 3) for a 3-L air sample. An appropriate capillary column may be used for better resolution and sensitivity.

INTERFERENCES: None identified.

OTHER METHODS: This is Method S346 [2] in a revised format.

NIOSH Manual of Analytical Methods (NMAM), Fourth Edition, 8/15/94