SH/T 0398-2007 English PDF

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SH/T 0398-2007: Standard test method for molecular weight of petroleum wax and petrolatum
Status: Valid

SH/T 0398: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SH/T 0398-2007	229	Add to Cart	3 days	Standard test method for molecular weight of petroleum wax and petrolatum	Valid
SH/T 0398-1992	199	Add to Cart	2 days	(Petroleum waxes and petroleum grease molecular assays)	Obsolete

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Basic data

Standard ID: SH/T 0398-2007 (SH/T0398-2007)
Description (Translated English): Standard test method for molecular weight of petroleum wax and petrolatum
Sector / Industry: Petrochemical Industry Standard (Recommended)
Classification of Chinese Standard: E42
Classification of International Standard: 75.140
Word Count Estimation: 7,757
Date of Issue: 2007-08-01
Date of Implementation: 2008-01-01
Older Standard (superseded by this standard): SH/T 0398-1992
Adopted Standard: FCC V-2002 in the "average molecular weight determination " (English), MOD
Regulation (derived from): NDRC Notice No. 45 of 2007
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the use vapor pressure osmometry (VPO method referred to) determination of petroleum waxes and petroleum grease molecular approach. This standard applies to paraffin wax, microcrystalline wax, liquid paraffin, white oil, petrolatum and be o-dichlorobenzene, toluene solvent to dissolve the special wax, not for easy association or dissociation of the material. This standard contains the standard curve method and instrument constant method, in which the standard curve method applies only to molecular weight <800 samples, the instrument constant method applies to all measuring ranges. This standard is not right with the use of all of the safety concerns, if any, therefore, the user of this standard, users should establish appropriate safety and health practices and to develop appropriate management system.

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