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Company profile

上海益朗仪器有限公司一直致力于为PCB 厂商，电镀行业，科研机构，半导体生产等电子行业提供高性能的仪器和优质的售后服务。让客户满意，为客户创造Z大的价值是大发平台网站始终追求的目标，因为大发平台网站坚信，客户的需要就是大发平台网站前进的动力。愿大发平台网站成为真诚的合作伙伴、共同描绘双方的发展蓝图！http://www.younitydental.com/goods-57.html?aaid=cfdjf_dpjg8 http://www.amcolu.com/about_en-5.html?aaid=txh_swoj8nb_dczgg http://www.ktmparts4u.com/goods-30.html?aaid=as_twm2 http://www.jl-power.com/new_detailed-31.html?aaid=rj2wr9_dwm51 http://www.xuping.cn/news_d-342.html?aaid=7qi9p7_dwh07 http://www.yg-audio.com/showproduct.asp?id=262&aaid=e2_kmlkukoq9r_iwy5 http://www.greenke.cn/about-8.html?aaid=3me_dwy50 http://www.gdsunwing.com/new_detailed-334.html?aaid=gdq882_gs1h720s1den_dxy24 http://www.gosen-ball.com/product-142.html?aaid=hcuw2_dph1 http://www.yg-audio.com/showproduct.asp?id=286&aaid=dtvp_n6pgne2ehfp_iwhg http://www.gzutaly.com/news_d-154.html?aaid=4amjqq_dlo31 http://www.topwinsourcing.com/category-55.html?aaid=1py_ixm9 http://www.winrichshipping.com/other_info-26.html?aaid=9npg_fuzr 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水质简易测定器

VISOCOLOR ECO 铝

作者：admin 添加时间：2017-02-02 19:21:48 浏览：

大发平台网站 www.tjyhzw.com VISOCOLOR^? ECO 铝

比色法测定铝

使用铬天青S比色法测定

数据和订购信息

编号	931 006 (931 206)
类型	比色测试套件(填充装)
范围	0, 0.10, 0.15, 0.20, 0.25, 0.30, 0.40, 0.50 mg/l Al3+
测试次数	50
保质期	2 年
海水分析	适用(稀释10倍后测定)
使用PF-12检测	不适合

铝是大发平台网站人类圈Z常见的金属，是氧和硅之后在地壳中是Z常见的元素。由于其对氧的亲和性，铝在自然界中并不存在，但在不同的氧化化合物中。

在游泳池，铝盐用作絮凝剂用于水处理。对于饮用水，世界卫生组织建议0.2毫克/升的Al 3+的指导值。按照欧盟委员会规程98/83 / EEC号指令，对饮用水的阈值是0.2毫克/升的Al 3+。在天然水，铝化合物的浓度为即使是低的，但在废水的铝可以在更高的浓度，例如出现在电镀公司或造纸厂。不同国家的法规容许2 - 3毫克/升铝离子在不同行业（金属，电镀和印刷等行业）的污水。

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