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Which of the following hose materials are compatible with phosphate-ester base hydraulic fluids? 20. Which of the following hose materials are compatible with phosphate-ester base hydraulic fluids? 1. Butyl. 2. Teflon. 3. Buna-N. 4. Neoprene.

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1. Which of the following hose materials are compatible with phosphate-ester base hydraulic fluids? 20. Which of the following hose materials are compatible with phosphate-ester base hydraulic fluids? 1. Butyl. 2. Teflon. 3. Buna-N. 4. Neoprene.





 
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