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Database: 189760 (25 Oct 2025)
JB/T 9439-1999 English PDF
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JB/T 9439-1999
: Xerographic printing dry developer - Test method for carrier breakdown voltage
Status: Obsolete
Standard ID
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Standard Title (Description)
Status
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JB/T 9439-1999
English
239
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Xerographic printing dry developer - Test method for carrier breakdown voltage
Obsolete
JB/T 9439-1999
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Basic data
Standard ID
JB/T 9439-1999 (JB/T9439-1999)
Description (Translated English)
Xerographic printing dry developer - Test method for carrier breakdown voltage
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
N47
Word Count Estimation
6,669
Date of Issue
1988-09-26
Date of Implementation
1989-07-01
Older Standard (superseded by this standard)
ZB N47002-1988
Summary
This standard applies to: xerography one thousand two-component developer carrier (hereinafter referred to as the carrier) breakdown voltage and dielectric strength determination.