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HG化工 今日: 0|主题: 2193|排名: 137 

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HG/T 2973-1999工业40﹪二甲胺水溶液 attachment nywhw 2008-5-11 02081 nywhw 2008-5-11 10:39
HG/T 2974-1999工业30﹪三甲胺水溶液 attachment nywhw 2008-5-11 01896 nywhw 2008-5-11 10:37
HG/T 3001-1999铁蓝颜料 attachment nywhw 2008-5-11 02052 nywhw 2008-5-11 10:37
HG/T 3007-1999涂料用偏硼酸钡 attachment nywhw 2008-5-11 02303 nywhw 2008-5-11 10:36
HG/T 3008-1999片基表面电阻的测定 attachment nywhw 2008-5-11 02260 nywhw 2008-5-11 10:35
HG/T 3009-1999胶片及片基机械扫描法 厚度的测定 attachment nywhw 2008-5-11 02010 nywhw 2008-5-11 10:35
HG/T 3010-1999已加工照相胶片抗划伤能力的测定 attachment nywhw 2008-5-11 02268 nywhw 2008-5-11 10:34
HG/T 3011-1999摄影术 冲洗加工化学品 铁氰化钾规范 attachment nywhw 2008-5-11 02094 nywhw 2008-5-11 10:33
HG/T 3014-1999摄影术 冲洗加工化学品... attachment nywhw 2008-5-11 02199 nywhw 2008-5-11 10:32
HG/T 3015-1999摄影术 冲洗加工化学品... attachment nywhw 2008-5-11 01997 nywhw 2008-5-11 10:31
HG/T 3019-1999摄影术 冲洗加工化学品 无水碳酸钾规范 attachment nywhw 2008-5-11 02143 nywhw 2008-5-11 10:30
HG/T 3021-1999未增塑乙酸纤维素水解乙酸值的测定 attachment nywhw 2008-5-11 01809 nywhw 2008-5-11 10:30
HG/T 3028-1999糊状挤出用聚四氟乙烯树脂 attachment nywhw 2008-5-11 02380 nywhw 2008-5-11 10:29
HG/T 3029-1999乙酸纤维素模塑时粘度下降测定方法 attachment nywhw 2008-5-11 02071 nywhw 2008-5-11 10:28
HG/T 3264-1999工业双氰胺 attachment nywhw 2008-5-11 01846 nywhw 2008-5-11 10:27
HG/T 3314-1999阳离子羟基硅油乳液 attachment nywhw 2008-5-11 02312 nywhw 2008-5-11 10:27
HG/T 3315-1999阴离子羟基硅油乳液 attachment nywhw 2008-5-11 02446 nywhw 2008-5-11 10:26
HG/T 3438-1999化学试剂 定氮合金 attachment nywhw 2008-5-11 01770 nywhw 2008-5-11 10:26
HG/T 3440-1999化学试剂 铬酸钾 attachment nywhw 2008-5-11 01747 nywhw 2008-5-11 10:25
HG/T 3449-1999化学试剂 甲基红 attachment nywhw 2008-5-11 01669 nywhw 2008-5-11 10:24
HG/T 3450-1999化学试剂 丁二酮肟(二甲基乙二醛肟) attachment nywhw 2008-5-11 02003 nywhw 2008-5-11 10:23
HG/T 3454-1999化学试剂 硫脲 attachment nywhw 2008-5-11 01762 nywhw 2008-5-11 10:23
HG/T 3461-1999化学试剂 α-乳糖 attachment nywhw 2008-5-11 01786 nywhw 2008-5-11 10:22
HG/T 3465-1999化学试剂 磷酸氢二铵 attachment nywhw 2008-5-11 01685 nywhw 2008-5-11 10:21
HG/T 3466-1999化学试剂 磷酸二氢铵 attachment nywhw 2008-5-11 01695 nywhw 2008-5-11 10:19
HG/T 3476-1999化学试剂 36﹪乙酸 attachment nywhw 2008-5-11 01908 nywhw 2008-5-11 10:19
HG/T 3477-1999化学试剂 酒石酸钾 attachment nywhw 2008-5-11 01734 nywhw 2008-5-11 10:18
HG/T 3478-1999化学试剂 酒石酸钠 attachment nywhw 2008-5-11 02051 nywhw 2008-5-11 10:17
HG/T 3481-1999化学试剂 4-甲基-2-戊酮(甲基异丁基甲酮) attachment nywhw 2008-5-11 02025 nywhw 2008-5-11 10:17
HG/T 3484-1999化学试剂 标准玻璃乳浊液和澄清度标准 attachment nywhw 2008-5-11 02006 nywhw 2008-5-11 10:16
HG/T 3491-1999化学试剂 活性炭 attachment nywhw 2008-5-11 02284 nywhw 2008-5-11 10:15
HG/T 3494-1999化学试剂 荧光素 attachment nywhw 2008-5-11 02108 nywhw 2008-5-11 10:15
HG/T 3495-1999化学试剂 曙红(四溴荧光黄) attachment nywhw 2008-5-11 01980 nywhw 2008-5-11 10:14
HG/T 3498-1999化学试剂 乙酸丁酯 attachment nywhw 2008-5-11 01933 nywhw 2008-5-11 10:13
HG/T 3516-1999工业循环冷却水中硝酸盐的测定 attachment nywhw 2008-5-11 01851 nywhw 2008-5-11 10:12
HG/T 3635-1999120和220规格胶卷尺寸 attachment nywhw 2008-5-11 02073 nywhw 2008-5-11 10:11
HG/T 3636-1999投影幻灯片尺寸 attachment nywhw 2008-5-11 01928 nywhw 2008-5-11 10:11
HG/T 3638-1999文件复制胶片尺寸 attachment nywhw 2008-5-11 02207 nywhw 2008-5-11 10:10
HG/T 3637-1999120、110和135规格胶卷载像面的识别 attachment nywhw 2008-5-11 01933 nywhw 2008-5-11 10:09
HG/T 3640-1999电子扫描机用胶片尺寸 attachment nywhw 2008-5-11 01779 nywhw 2008-5-11 10:08
HG/T 3639-1999文件复制相纸尺寸 attachment nywhw 2008-5-11 01733 nywhw 2008-5-11 10:07
HG/T 3641-1999工业射线摄影胶片尺寸 attachment nywhw 2008-5-11 02061 nywhw 2008-5-11 10:06
HG/T 3655-1999紫外光(UV)固化木器漆 attachment nywhw 2008-5-10 02095 nywhw 2008-5-10 23:29
HG/T 3656-1999钢结构桥梁漆 attachment nywhw 2008-5-10 01898 nywhw 2008-5-10 23:29
HG/T 3657-1999水处理剂 异噻唑啉酮衍生物 attachment nywhw 2008-5-10 02123 nywhw 2008-5-10 23:28
HG/T 3658-1999双面压敏胶粘带 attachment nywhw 2008-5-10 01687 nywhw 2008-5-10 23:27
HG/T 3659-1999快速粘接输送带用氯丁胶粘剂 attachment nywhw 2008-5-10 02128 nywhw 2008-5-10 23:26
HG/T 3660-1999热熔胶粘剂熔融粘度的测定 attachment nywhw 2008-5-10 02270 nywhw 2008-5-10 23:25
HG 2950-1999汽车制动气室橡胶隔膜 attachment nywhw 2008-5-10 02212 nywhw 2008-5-10 23:24
HG/T 2450-1999胶辊表观硬度的测定橡胶国际硬度计法 attachment nywhw 2008-5-10 01888 nywhw 2008-5-10 23:24
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