On December 31, 2009, Ministry of Science and Technology issued Decisions on the promulgation of Vietnam National Standards and cancel of Vietnam Standards as follows:
Decision No. 3045/QD-BKHCN on the cancel of the following Vietnam Standards:
TCVN 4180-86 Textiles. Cotton fibres. Determination of length
TCVN 4181-86 Textiles. Cotton fibres. Determination of thickness
TCVN 4182-86 Textiles. Cotton fibres. Determination of breaking load
TCVN 4183-86 Textiles. Cotton fibres. Determination of maturity
TCVN 5092-90 Textiles. Fabrics. Test methods for air permeability
TCVN 5445-91 Woven fabrics. Determination of abrasion resistance
TCVN 5785:1994 Textiles. Yarn. Determination of yarn number
TCVN 5788:1994 Textiles. Yarn. Determination of twist
TCVN 5797:1994 Knitted fabrics. Determination of abrasion resistanse
TCVN 6176:1996 Textiles. Test method for thermal transmittance
Decision No. 3046/QD-BKHCN on the promulgation of Vietnam National Standards:
TCVN 4180:2009 Standard Test Method for Length and Length Distribution of Cotton Fibers (Array Method)
TCVN 4181:2009 Standard Test Methods for Linear Density of Textile Fibers
TCVN 4182:2009 Standard Test Method for Breaking Strength and Elongation of Cotton Fibers (Flat Bundle Method)
TCVN 4183:2009 Standard Test Method for Maturity of Cotton Fibers (Sodium Hydroxide Swelling and Polarized Light Procedures)
TCVN 5092:2009 Standard Test Method for Air Permeability of Textile Fabrics
TCVN 5785:2009 Standard Test Method for Linear Density of Yarn (Yarn Number) by the Skein Method
TCVN 5788:2009 Standard Test Method for Twist in Yarns by Direct-Counting
TCVN 6176:2009 Standard Test Method for Thermal Transmittance of Textile Materials
TCVN 8204:2009 Standard Test Method for Abrasion Resistance of Textile Fabrics (Flexing and Abrasion Method)
Decision No. 3047/QD-BKHCN on the cancel of the following Vietnam Standard:
TCVN 7613:2007 Buried, polyethylene (PE) pipes for the supply of gaseous fuels. Metric series. Specifications
Decision No. 3048/QD-BKHCN on the promulgation of Vietnam National Standards:
TCVN 7613:2009 Buried, polyethylene (PE) pipes for the supply of gaseous fuels. Metric series. Specifications
TCVN 8199:2009 Thermoplastics pipes for the conveyance of fluids. Determination of resistance to rapid crack propagation (RCP). Small-scale steady-state test (S4 test)
TCVN 8200:2009 Thermoplastics pipes for the conveyance of fluids. Determination of resistance to rapid crack propagation (RCP). Full-scale test (FST)
TCVN 8201:2009 Polyethylene(PE) pipes and fittings. Determination of the tensile strengt and failure mode of test pieces from a butt-fused joint
Decision No. 3051/QD-BKHCN on the cancel of the following Vietnam Standard:
TCVN 1677-86 Cloth footwear for export. Specifications
TCVN 1678-86 Cloth footwear for export. Test methods
TCVN 1679-75 Cloth footwear for export. Packaging, marking, transportation and storage
TCVN 4408-87 Pulp. Determination of drainability
Decision No. 3052/QD-BKHCN on the promulgation of Vietnam National Standards:
TCVN 8202-1:2009 Pulps. Determination of drainability. Part 1: Schopper-Riegler method
TCVN 8202-2:2009 Pulps. Determination of drainability. Part 2: "Canadian Standard" freeness method
TCVN 8208:2009 Canvas shoes
Decision No. 3053QD-BKHCN on the promulgation of Vietnam National Standards:
TCVN 5465-13:2009 Textiles. Quantitative chemical analysis. Part 13: Mixtures of certain chlorofibres and certain other fibres (method using carbon disulfide/acetone)
TCVN 5465-14:2009 Textiles. Quantitative chemical analysis. Part 14: Mixtures of acetate and certain chlorofibres (method using acetic acid)
TCVN 5465-15:2009 Textiles. Quantitative chemical analysis. Part 15: Mixtures of jute and certain animal fibres (method by determining nitrogen content)
TCVN 5465-16:2009 Textiles. Quantitative chemical analysis. Part 16: Mixtures of polypropylene fibres and certain other fibres (method using xylene)
TCVN 5465-17:2009 Textiles. Quantitative chemical analysis. Part 17: Mixtures of chlorofibres (homopolymers of vinyl chloride) and certain other fibres (method using sulfuric acid)
TCVN 5465-18:2009 Textiles. Quantitative chemical analysis. Part 18: Mixtures of silk and wool or hair (method using sulfuric acid)
TCVN 5465-19:2009 Textiles. Quantitative chemical analysis. Part 19: Mixtures of cellulose fibres and asbestos (method by heating)
TCVN 5465-21:2009 Textiles. Quantitative chemical analysis. Part 21: Mixtures of chlorofibres, certain modacrylics, certain elastanes, acetates, triacetates and certain other fibres (method using cyclohexanone)
TCVN 8203:2009 Textiles. Preparation of laboratory test samples and test specimens for chemical testing
Decision No. 3056QD-BKHCN on the cancel of the following Vietnam Standard:
TCVN 6412:1998 Footwear for professional use. Determination of slip resistance
Decision No. 3057QD-BKHCN on the promulgation of Vietnam National Standards:
TCVN 6412:2009 Personal protective equipment. Footwear. Test method for slip resistance
TCVN 8196:2009 Moulded plastics footwear. Lined or unlined polyurethane boots for general industrial use. specification
TCVN 8197:2009 Safety footwear with resistance to chain saw cutting
TCVN 8205:2009 Personal protective equipment for protection against falls from a height. Single-point anchor devices
TCVN 8206:2009 Personal protective equipment for protection against falls from a height. Flexible horizontal lifeline systems
TCVN 8207-1:2009 Personal equipment for protection against falls. Rope access systems. Part 1: Fundamental principles for a system of work
