796-0376

OSHA Method 42/47 and ASTM^® D5836: HPLC Analysis of Isocyanates on SUPELCOSIL^™ LC-8 after Collection/Desorption using ORBO^™-80

application for air monitoring, application for HPLC

속성

• 기술: HPLC: suitable
• 검사 파라미터: sample/matrix: calibration standard: isocyanate derivatives, 5 μg/mL in acetonitrile blank: 1-(2-pyridyl)piperazine (1-2PP) coated glass fiber filter desorbed in acetonitrile/DMSO, 9:1; adsorbent tube: ORBO-80 (20811); column: SUPELCOSIL LC-8, 25 cm × 4.6 mm I.D., 5 μm particles (58297); mobile phase: 0.05 M ammonium acetate in water:acetonitrile, 70:30 (pH 6-6.2 with acetic acid); flow rate: linear gradient, 0.7 mL/min to 2 mL/min in 15 min; detector: UV, 254 nm; injection: 10 μL
• 적합성: application for HPLC; application for air monitoring
• 응용 분야: air monitoring; industrial hygiene

설명

법적 정보

ASTM is a registered trademark of American Society for Testing and Materials

ORBO is a trademark of Sigma-Aldrich Co. LLC

SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC

분석물

1-(2-Pyridyl)piperazine
Hexamethylene diisocyanate
2,6-Tolylene diisocyanate
2,4-Tolylene diisocyanate