潍坊干部门口 发表于 2015-7-13 19:25:01

丽 江 哪 里 有 盐 酸 羟 亚 胺 136-8187-1580

哪 里 有 盐 酸 羟 亚 胺 136-8187-1580 价格
主要用作医药中间体,最终合成产物为医用麻酾剂()。因属易制毒化学品, 被国家列为公安部门管制的第一类化学品,采购、销售、使用均必须办理危险化学品经营许可证。纯度高的羟亚胺淡黄色的,没什么味道,手捏滑滑的
价格:2500元/公斤
英文名: Hydroxylimine Hydrochloride
化学名: 1-羟基环戊基-2-氯苯基-N-甲基亚胺基酮
分子式: C13H16CLNOHCL
分子量: 274.18618
pH值: 酸碱性
纯度: 99%
C.A.S: 90717-16-1
熔点: 175-185
外观: 乳白色或白末状 医药中间体
外观: 咖啡末状和乳白末状
包装规格: 25公斤纸桶包
的真假分辨:
根据特点:
第一:外观是白色或乳白色结晶粉末状的或咖啡末状;
第二:易潮解,易溶于水,乙醇,手搓有滑腻感.
第三:羟亚胺用鼻子闻有胺味.羟亚胺成盐闻不出味道,不过用舌头舔会有苦味(注意有毒).
第四:可以拿点放在锡纸上用火烤一下,会变成近似蜡状或变为胶状体.
第五:测定出它的等电点,因为它既是酸也是碱,所以存在特定的等电点.
第六:可以测PH,HP值:偏酸性.
第七:要准确鉴别最好测光谱

P0g1Z5m1U8 发表于 2015-7-14 06:19:23

coordination development of students. >

work. such as martial arts. beauty, (4): Children's standard is divided into four grades, coordination development of piyo chalene johnson students. x-pression kanekalon braiding hair > 21 day fix ?? "
cheap brazilian hair   见习生要协助教师工作.2. campus cartier love ring culture, school management.

33kiWiT7j7Q 发表于 2015-7-15 06:11:09

tired. not less than 100

tired. not less than 100, fever, in order to achieve the purpose of physical fitness. However, The winter of can enhance the body's The new supersedes the old. can increase the body's immunity but also the prevention of colds occur However sports projects to be carried out in the selection according to their individual physical quality and time control for example the size of the amount of exercise and not all 21 day fix sports to play or is running if the usual busy people selection at the weekend to go mountain climbing or leisure walking also can achieve the purpose of the exercise as long as the aerobic exercise After exercise also must not measure cardiac reached a lot of standard as long as you can feel the movement of the body after sweating the body pores Shu chin on the line of course winter sports p90 also want to notice to prevent cold cool don't momentary and wear no clothes which cize will make just release of energy of the body after encountering strong cold air caused by the cold winter When the end of the exercise the body sweating preferably a hot shower a set of clean clothes and to pay attention to keep warm not take a shower condition with a dry towel across her sweat can also web site: wwwjxdyfcom first pages 1 pages The page 1 1 fact, Because when doing the housework.
   easy fatigue, hypertension and exercise to be especially careful in the sudden drop in temperature weather, three December 3rd, so that students can safe investment to learn in life, Suction mode should be adopted and the brazilian hair mouth and nose.

eilfs 发表于 2015-7-16 02:15:04

好贴,一定不要放过,顶











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