‘The Hydrochlor agreement is another example of Air Products’ commitment to making sure surety of supply of critical materials to your customers.’.. Air Items, Linde enter 50-50 joint venture to provide high purity HCl Linde Gas North America and Air Products today announced they have formed Hydrochlor, a 50-50 joint venture to supply high purity anhydrous hydrochloric acid to the electronics and other sectors. The new facility will be situated on Dow’s Freeport, Texas, site.Barometric pressure was measured at the altitude of which the bloodstream samples were taken, by using a handheld digital barometer . Arterial samples were acquired by two investigators, both of whom had extensive experience with cannulation of the femoral blood and artery sampling. Supplemental Oxygen Supplemental oxygen was used only at or over Camp 3 , with the next flow rates: 2-3 3 liters each and every minute while the subject was climbing and 0.5 liter each and every minute as the subject was sleeping. Supplemental oxygen was infrequently used while the topics were resting at Camp 3 and Camp 4 . At Camp 3, arterial samples were obtained after the subjects had been breathing ambient air flow for at least 4 hours. At the Balcony, samples were obtained after the subjects have been breathing ambient atmosphere for 20 minutes to be able to achieve a satisfactory washout of supplemental oxygen.