GB/T 1653-1997
Replaced
DB61/T 456-2008
Abolished
Shaanxi ProvinceLocal standards
DB61/T 456-2008 chalk。
DB61/T 456-2008 chalk。
Price:
$ 30
Basic Information
Standard Code:
DB61/T 456-2008
Standard Type:
Local standards
Standard Status:
Abolished
is_force_gb:
no
CCS Name:
Other teaching aids
ICS Name:
Other chemical products
Publish Date:
2008-11-05
Implement Date:
2008-11-05
Scope
This standard applies to chalk produced and processed using gypsum powder as the raw material.
Development Information
Related Standards
LY/T 1645-2005
Active
LY/T 1645-2005 Domestic camphor
WB/T 1023-2005
Active
WB/T 1023-2005 Magnesite cement material modifiers
GB/T 20621-2006
Active
GB/T 20621-2006 Generator of complex chlorine dioxide by chemical reaction
GB/T 20622-2006
Active
GB/T 20622-2006 Stable isotope 15N inorganic labelled compound
GB/T 20783-2006
Replaced