Standards

DB12/T 404.3-2009 Cylinder barcode labeling technical specifications Part 3: Installation guidelines

This section applies to the installation of ceramic signage with metal frames, ceramic barcode signage with rubber frames, and metal-ceramic composite barcode signage.

Publish Date: 2009-01-05

DB12/T 404.2-2009 Gas cylinder bar code labeling technical specification Part 2: Application specification

This section applies to the design and application of barcode and label codes for gas cylinders.

Publish Date: 2009-01-05

DB12/T 404.1-2009 Gas cylinder bar code identification technical specification Part 1: Identification code

This section applies to the in-use gas cylinder codes that are subject to the management of the "Registration and Management Rules for the Use of Gas Cylinders" within the city limits.

Publish Date: 2009-01-05

DB43/T 421.2-2009 Xiang cuisine basic terminology, classification and naming - Part 2: Classification and naming of Xiang cuisine

Publish Date: 2009-01-05

DB43/T 421.1-2009 Xiang cuisine basic terminology, classification and naming Part 1: Basic terminology of Xiang cuisine

Publish Date: 2009-01-05

GB/T 23278.8-2009 Methods for chemical analysis of sodium stannate—Part 8:Determination of nitrate content—Ion selective electrode method

This part of GB/T 23278 specifies the method for determining nitrate in sodium acetate.
This part is applicable to the determination of nitrate in sodium acetate, with a determination range of 0.020% to 0.60%.

Publish Date: 2009-01-05

GB/T 23278.7-2009 Methods for chemical analysis of sodium stannate—Part 7:Determination of alkali insoluble matter—Gravimetric analysis

This part of B/T 23278 specifies the determination of the alkali-insoluble content in sodium acetate.
This part is applicable to the determination of the alkali-insoluble content in sodium acetate, with a measurement range of 0.050% to 0.500%.

Publish Date: 2009-01-05

GB/T 23278.6-2009 Methods for chemical analysis of sodium stannate—Part 6:Determination of free alkali content—Titration

This part of GB/T 23278 specifies the determination of free alkali in sodium acetate.
This part is applicable to the determination of free alkali in sodium acetate, with a measurement range of 0.50% to 10.00%.

Publish Date: 2009-01-05

GB/T 23278.5-2009 Methods for chemical analysis of sodium stannate—Part 5:Determination of antimony content—Malachite green photometric method

This part of GB/T 23278 specifies the method for determining the arsenic content in sodium arsenate.
This part is applicable to the determination of arsenic content in sodium arsenate, with a measurement range of 0.000 2% to 0.050%.

Publish Date: 2009-01-05

GB/T 23278.4-2009 Methods for chemical analysis of sodium stannate—Part 4:Determination of lead content—Flame atomic absorption spectrometry

This part of GB/T 23278 specifies the method for determining the lead content in sodium acetate.
This part is applicable to the determination of lead content in sodium acetate, with a measurement range of 0.001% to 0.003%.

Publish Date: 2009-01-05

GB/T 23278.3-2009 Methods for chemical analysis of sodium stannate—Part 3:Determination of arsenic content—Molybdoantimonyarsenate blue spectrophotometric method

This part of GB/T 23278 specifies the determination of arsenic content in sodium arsenate.
This part is applicable to the determination of arsenic content in sodium arsenate, with a measurement range of 0.0002% to 0.005%.

Publish Date: 2009-01-05

GB/T 23278.2-2009 Methods for chemical analysis of sodium stannate—Part 2:Determination of iron content—1,10-phenanthroline photometric method

This part of GB/T 23278 specifies the method for determining the iron content in sodium acetate.
This part is applicable to the determination of iron content in sodium acetate, with a measurement range of 0.000 25% to 0.040%.

Publish Date: 2009-01-05