New Arrival China Propylene Glycol Monobutyl Ether (Pnb) - Polyethylene glycol dimethyl ether (NHD-250)/ Polyethylene glycol dimetyl ether (NHD-500) – Theorem

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New Arrival China Propylene Glycol Monobutyl Ether (Pnb) - Polyethylene glycol dimethyl ether (NHD-250)/ Polyethylene glycol dimetyl ether (NHD-500) – Theorem Detail:

Polyethylene glycol dimethyl ether series(NHD-250,NHD-500)

Item	Polyethylene glycol dimethyl ether (NHD-250)	Polyethylene glycol dimetyl ether (NHD-500)
CAS	24991-55-7	24991-55-7
Molecular formula	CH₃O(CH₂CH₂O)_nCH₃, n=3-8	CH₃O( CH₂ CH₂O)_nCH₃, n=9-12
Appearance	Yellowish and clear liquid	Yellowish and clear liquid
Content of actives%≥	99.0	99.0
Moisture(KF) %≤	1.0	1.0
pH value (8:2)	6-8	6-8
Content of four, five, six-ethylene glycol dimethyl ether%≥	75	/
Relative mean molecular weight	250-270	470-530
Package and transportation	200KGS/Drum Common chemical	200KGS/Drum Common chemical

NHD is a new type high-effective de-sulfurizing and de-carbonating solvent with high purity, excellent chemistry & heat stability to media of high acidity, alkality and temperature. It is suitable for purification of anthraco-synthetic gas. It can effectively de-sulfurize the vulcanized hydrogen out of mixture acid gas of natural gas, oil-field gas, coal gas in factories or cities and liquefied petroleum gas. In particular, it can de-sulfurize organic sulphur effectively.

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Dipropylene glycol monomethyl ether (DPM)