Answer
Aug 15, 2024 - 01:59 PM
1. All calibration gas cylinders come with a certificate of analysis or a certificate of gravimetry depending on manufacturing process. 2. Estimated weight is 2-3 lbs 3. Time to ship is an estimate and will depend on our order volume at the time you place your order. Please use our Contact Us form to ask for up to date lead information. 4. Lifespan of this refrigerant calibration gas is 4 years
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