MSDS(MATERIAL SAFETY DATA SHEET) SECTION 1. PRODUCT AND COMPANY INFORMATION. ... LPG : Liquified Petroleum Gas 1000ppm(1800mg/m3) OSHA TWA 1000ppm ACGIH TWA MATERIAL SAFETY DATA SHEET FOR ODORIZED PROPANE ... Liquefied Petroleum Gas (LPG), Propane, ... Relates to submission of material safety data sheets (MSDSs) and ... When you download the MSDS you will be asked whether you want to be advised when this product MSDS changes in the future. Complete the details and you will be sent an email notification. This way the MSDS chases you.