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NF U26-137-1997 Equipment for crop protection Agricultural sprayers Determination of the volume of total residual 《农作物保护设备 农用喷雾机 总残留量的测定》.pdf 7

NF U26-137-1997 Equipment for crop protection Agricultural sprayers Determination of the volume of total residual 《农作物保护设备 农用喷雾机 总残留量的测定》.pdfNF U26-137-1997 Equipment for crop protection Agricultural sprayers Determination of the volume of total residual 《农作物保护设备 农用喷雾机 总残留量的测定》.pdf

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NF U26-136-1997 Equipment for crop protection Air-assisted sprayers Dimensions of nozzle swivel nuts 《农作物保护设备 鼓风喷雾机 喷嘴旋转螺母的尺寸》.pdf 4

NF U26-136-1997 Equipment for crop protection Air-assisted sprayers Dimensions of nozzle swivel nuts 《农作物保护设备 鼓风喷雾机 喷嘴旋转螺母的尺寸》.pdfNF U26-136-1997 Equipment for crop protection Air-assisted sprayers Dimensions of nozzle swivel nuts 《农作物保护设备 鼓风喷雾机 喷嘴旋转螺母的尺寸》.pdf

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NF T73-239-1988 Surface active agents Technical straight-chain sodium alkylbenzenesulfonates Determination of mean relative molecular mass by gas-liquid chromatography 《表面活性剂 工业用直链.pdf 7

NF T73-239-1988 Surface active agents Technical straight-chain sodium alkylbenzenesulfonates Determination of mean relative molecular mass by gas-liquid chromatography 《表面活性剂 工业用直链.pdfNF T73-239-1988 Surface active agents Technical straight-chain sodium alkylbenzenesulfonates Determination of mean relative molecular mass by gas-liquid chromatography 《表面活性剂 工业用直链.pdf

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NF T73-237-1980 Surface active agents Technical alkane sulphonates Determination of total alkane sulphonates 《表面法性剂 工业用烷基磺酸盐 烷基磺酸盐总含量的测定》.pdf 3

NF T73-237-1980 Surface active agents Technical alkane sulphonates Determination of total alkane sulphonates 《表面法性剂 工业用烷基磺酸盐 烷基磺酸盐总含量的测定》.pdfNF T73-237-1980 Surface active agents Technical alkane sulphonates Determination of total alkane sulphonates 《表面法性剂 工业用烷基磺酸盐 烷基磺酸盐总含量的测定》.pdf

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NF T73-236-1988 Surface active agents Technical alkane sulfonates Determination of alkane monosulfonates content by direct two-phase titration 《表面活性剂 工业用烷基磺酸盐 用双相直接滴定法测定烷基单磺酸盐含量》.pdf 5

NF T73-236-1988 Surface active agents Technical alkane sulfonates Determination of alkane monosulfonates content by direct two-phase titration 《表面活性剂 工业用烷基磺酸盐 用双相直接滴定法测定烷基单磺酸盐含量》.pdfNF T73-236-1988 Surface active agents Technical alkane sulfonates Determination of alkane monosulfonates content by direct two-phase titration 《表面活性剂 工业用烷基磺酸盐 用双相直接滴定法测定烷基单磺酸盐含量》.pdf

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NF T73-234-1978 Surface active agents Technical sodium alkylarylsulphonates(excluding benzene derivatives) Methods of analysis 《表面活性剂 工业用烷芳基磺酸钠(不含苯衍生物) 分析方法》.pdf 11

NF T73-234-1978 Surface active agents Technical sodium alkylarylsulphonates(excluding benzene derivatives) Methods of analysis 《表面活性剂 工业用烷芳基磺酸钠(不含苯衍生物) 分析方法》.pdfNF T73-234-1978 Surface active agents Technical sodium alkylarylsulphonates(excluding benzene derivatives) Methods of analysis 《表面活性剂 工业用烷芳基磺酸钠(不含苯衍生物) 分析方法》.pdf

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NF T73-233-1990 Surface active agents Technical alkane sulfonates Methods of analysis 《表面活性剂 工业用烷基磺酸钠 分析方法》.pdf 9

NF T73-233-1990 Surface active agents Technical alkane sulfonates Methods of analysis 《表面活性剂 工业用烷基磺酸钠 分析方法》.pdfNF T73-233-1990 Surface active agents Technical alkane sulfonates Methods of analysis 《表面活性剂 工业用烷基磺酸钠 分析方法》.pdf

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NF T54-931-1997 Plastics piping systems Polyethylene (PE) pipes Test method for the resistance to internal pressure after application of squeeze-off 《塑料管道系统 聚乙烯(PE)管 挤出后耐内压试验方法》.pdf 7

NF T54-931-1997 Plastics piping systems Polyethylene (PE) pipes Test method for the resistance to internal pressure after application of squeeze-off 《塑料管道系统 聚乙烯(PE)管 挤出后耐内压试验方法》.pdfNF T54-931-1997 Plastics piping systems Polyethylene (PE) pipes Test method for the resistance to internal pressure after application of squeeze-off 《塑料管道系统 聚乙烯(PE)管 挤出后耐内压试验方法》.pdf

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NF T54-930-1997 Plastics piping systems Polyethylene (PE) valves Test method for resistance to bending between supports 《塑料管道系统 聚乙烯阀门 支架间耐弯曲的试验方法》.pdf 8

NF T54-930-1997 Plastics piping systems Polyethylene (PE) valves Test method for resistance to bending between supports 《塑料管道系统 聚乙烯阀门 支架间耐弯曲的试验方法》.pdfNF T54-930-1997 Plastics piping systems Polyethylene (PE) valves Test method for resistance to bending between supports 《塑料管道系统 聚乙烯阀门 支架间耐弯曲的试验方法》.pdf

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NF T54-929-1997 Plastics piping systems Polyethylene piping materials and components Determination of volatile content 《塑料管道系统 聚乙烯管道用材料和元件 挥发物含量的测定》.pdf 6

NF T54-929-1997 Plastics piping systems Polyethylene piping materials and components Determination of volatile content 《塑料管道系统 聚乙烯管道用材料和元件 挥发物含量的测定》.pdfNF T54-929-1997 Plastics piping systems Polyethylene piping materials and components Determination of volatile content 《塑料管道系统 聚乙烯管道用材料和元件 挥发物含量的测定》.pdf

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