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NF T73-205-1977 Surface active agents Determination of free alkalinity or free acidity Titrimetric method 《表面活性剂 游离碱度或游离酸度的测定 滴定法》.pdf 2

NF T73-205-1977 Surface active agents Determination of free alkalinity or free acidity Titrimetric method 《表面活性剂 游离碱度或游离酸度的测定 滴定法》.pdfNF T73-205-1977 Surface active agents Determination of free alkalinity or free acidity Titrimetric method 《表面活性剂 游离碱度或游离酸度的测定 滴定法》.pdf

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NF T73-204-1977 Surface active agents Determination of alcalinity Titrimetric method 《表面活性剂 碱性的测定 滴定法》.pdf 2

NF T73-204-1977 Surface active agents Determination of alcalinity Titrimetric method 《表面活性剂 碱性的测定 滴定法》.pdfNF T73-204-1977 Surface active agents Determination of alcalinity Titrimetric method 《表面活性剂 碱性的测定 滴定法》.pdf

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NF T54-925-1999 Plastics piping and ducting systems Thermoplastics spirally-formed structured-wall pipes Determination of the tensile strength of seam 《塑料管道系统 热塑螺旋成形承重管道 接缝抗拉强度的测定》.pdf 8

NF T54-925-1999 Plastics piping and ducting systems Thermoplastics spirally-formed structured-wall pipes Determination of the tensile strength of seam 《塑料管道系统 热塑螺旋成形承重管道 接缝抗拉强度的测定》.pdfNF T54-925-1999 Plastics piping and ducting systems Thermoplastics spirally-formed structured-wall pipes Determination of the tensile strength of seam 《塑料管道系统 热塑螺旋成形承重管道 接缝抗拉强度的测定》.pdf

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NF T54-924-1999 Plastics piping systems Unplasticized poly(vinyl chloride) (PVC-U) pipes fittings and material Method for assessment of the PVC content based on total chlorine cont.pdf 7

NF T54-924-1999 Plastics piping systems Unplasticized poly(vinyl chloride) (PVC-U) pipes fittings and material Method for assessment of the PVC content based on total chlorine cont.pdfNF T54-924-1999 Plastics piping systems Unplasticized poly(vinyl chloride) (PVC-U) pipes fittings and material Method for assessment of the PVC content based on total chlorine cont.pdf

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NF T54-922-1997 Plastics piping systems Polyethylene (PE) tapping tees Test method for impact resistance of an assembled tapping tee 《塑料管道系统 聚乙烯放液 T 形管 组装放液 T 形管耐冲击的试验方法》.pdf 7

NF T54-922-1997 Plastics piping systems Polyethylene (PE) tapping tees Test method for impact resistance of an assembled tapping tee 《塑料管道系统 聚乙烯放液 T 形管 组装放液 T 形管耐冲击的试验方法》.pdfNF T54-922-1997 Plastics piping systems Polyethylene (PE) tapping tees Test method for impact resistance of an assembled tapping tee 《塑料管道系统 聚乙烯放液 T 形管 组装放液 T 形管耐冲击的试验方法》.pdf

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NF T54-921-1997 Plastics piping systems Thermoplastics valves Test method for the integrity of a valve after temperature cycling under bending 《塑料管道系统 热塑性塑料阀门 受弯曲作用的温度周期变化后阀门完好性的试验.pdf 7

NF T54-921-1997 Plastics piping systems Thermoplastics valves Test method for the integrity of a valve after temperature cycling under bending 《塑料管道系统 热塑性塑料阀门 受弯曲作用的温度周期变化后阀门完好性的试验.pdfNF T54-921-1997 Plastics piping systems Thermoplastics valves Test method for the integrity of a valve after temperature cycling under bending 《塑料管道系统 热塑性塑料阀门 受弯曲作用的温度周期变化后阀门完好性的试验.pdf

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NF T54-920-1997 Plastics piping systems Valves for polyethylene (PE) piping systems Test method for leaktightness under and after bending applied to the operating mechanism 《塑料管道系统.pdf 8

NF T54-920-1997 Plastics piping systems Valves for polyethylene (PE) piping systems Test method for leaktightness under and after bending applied to the operating mechanism 《塑料管道系统.pdfNF T54-920-1997 Plastics piping systems Valves for polyethylene (PE) piping systems Test method for leaktightness under and after bending applied to the operating mechanism 《塑料管道系统.pdf

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NF T30-701-1983 Paints Thick plastics coatings Retardation of dripping water diffusion 《涂料 厚塑料涂层 滴水渗透的阻滞》.pdf 3

NF T30-701-1983 Paints Thick plastics coatings Retardation of dripping water diffusion 《涂料 厚塑料涂层 滴水渗透的阻滞》.pdfNF T30-701-1983 Paints Thick plastics coatings Retardation of dripping water diffusion 《涂料 厚塑料涂层 滴水渗透的阻滞》.pdf

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NF T30-507-1981 Thermosetting powder paints Evaluation of storage stability 《热固性粉末状涂料 贮存稳定性的评价》.pdf 3

NF T30-507-1981 Thermosetting powder paints Evaluation of storage stability 《热固性粉末状涂料 贮存稳定性的评价》.pdfNF T30-507-1981 Thermosetting powder paints Evaluation of storage stability 《热固性粉末状涂料 贮存稳定性的评价》.pdf

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NF T30-506-1981 Thermosetting powder paints Determination of the gel time at a given temperature 《热固性粉末状涂料 在给定的温度下胶凝时间的测定》.pdf 2

NF T30-506-1981 Thermosetting powder paints Determination of the gel time at a given temperature 《热固性粉末状涂料 在给定的温度下胶凝时间的测定》.pdfNF T30-506-1981 Thermosetting powder paints Determination of the gel time at a given temperature 《热固性粉末状涂料 在给定的温度下胶凝时间的测定》.pdf

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