- Location:
- Standard Download >>
- Light Industry Standard (QB) >>
- QB/T 2544-2002 Coumarin

QB/T 2544-2002 Coumarin
time:
2024-08-08 07:04:07
- QB/T 2544-2002
- in force
Standard ID:
QB/T 2544-2002
Standard Name:
Coumarin
Chinese Name:
香豆素
Standard category:
Light Industry Standard (QB)
-
Date of Release:
2002-09-21 -
Date of Implementation:
2002-12-01
Standard ICS number:
Chemical Technology>>Chemical Products>>71.100.60 Essential OilsChina Standard Classification Number:
Light Industry, Cultural and Living Supplies>>Daily Chemicals>>Y41 Flavors and Fragrances
alternative situation:
QB/T 3761-1999 (original standard number GB 8798-1988)Procurement status:
EOA NO.201 NEQ
publishing house:
China Light Industry PressISBN:
155019.2502Publication date:
2002-12-01
Drafter:
Xu Yi, Xu Caijuan, Mao HaifangDrafting Organization:
Shanghai Institute of Spices and Shanghai Jiahua Fine Chemicals Co., Ltd.Focal point Organization:
National Technical Committee for Standardization of Flavors, Fragrances and CosmeticsProposing Organization:
China Light Industry FederationPublishing Department:
National Development and Reform Commission of the People's Republic of China

Skip to download
Summary:
This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of coumarin. This standard applies to coumarin produced by chemical synthesis using salicylaldehyde and acetic anhydride as raw materials. QB/T 2544-2002 Coumarin QB/T2544-2002 Standard download decompression password: www.bzxz.net
- Recommended standards
- GB/T 9111-1988 Inspection methods for silkworm cocoons (dried cocoons)
- GB 15999-1995 Diagnostic criteria and management principles for hepatitis D virus
- JB/T 10358-2002 Water-cooled cables for industrial electric heating equipment
- JB/T 8007.1-1999 Ball bolts for machine tool fixture parts and components
- SY/T 0091-1996 Oil and gas field and pipeline computer control system design specification
- JB/T 6022.2-1992 Test methods for voltage regulators for magneto motors
- GB/T 4169.11-1984 Conical positioning parts for plastic injection mould parts
- GB 16690-1996 Regional emblem of the Hong Kong Special Administrative Region
- SY/T 10012-1998 Specification for naming of offshore oil and gas drilling wells
- GB 2711-2003 Hygienic standard for non-fermented soy products and gluten
- GB/T 12777-1999 General technical requirements for metal bellows expansion joints
- SB/T 10382-2004 Service management systems specification with guidance for application
- GB/T 5195.3-1985 Chemical analysis of fluorspar - Gravimetric method for determination of mass loss at 105℃
- GB 50209-1995 Specification for construction and acceptance of building ground engineering GB50209-95
- JJF 1109-2003 Calibration Specification for Concentricity Tester
Please remember: "bzxz.net" is the combination of the first letters of the Chinese pinyin of the four Chinese characters "standard download" and the international top-level domain name ".net". ©2024 Standard download websitewww.bzxz.net Mail:[email protected]