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Helium (6)CAS RN:71086-78-7;7440-59-7
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Yara International ASATelephone:+47-24-15 70 00
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BOC Gases AustraliaTelephone:131 262
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Air Liquide Australia LimitedTelephone:61-3-9697 9888
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Praxair Polska Sp. z.o.o.Telephone:48-22-679-7659
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National Oxygen Pte Ltd.Telephone:(65) 6265 9355
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PT. Aneka Gas IndustriTelephone:+62 21 83709111