查询词典 arsenic

The method was validated by analyzing standard reference material and successfully applied to the determination of total arsenic in sinters with RSD less than 4%.

方法经标准参考物质验证，用于测定样品中总砷含量，其相对标准偏差小于4％。

Company and the Chinese Academy of Sciences Institute of Chemistry, Nanjing University of Technology Institute of Chemical Technology has a good technical cooperation, product quality can meet the needs of different customer requirements, in particular, high content, low-arsenic, low lead, low-iron phosphorus trichloride, oxychloride P-selling more than a dozen provinces and cities nationwide, autonomous regions and exported to Europe, Southeast Asia and Taiwan, production and sales and market share in the same industry in the country ranked the top three, Jianping people adhere to the "credibility first, customer first, service first" operating purposes, warmly welcome customers at home and abroad to discuss cooperation with our company.

公司与中科院化学研究所、南京工业大学化工学院有着良好的技术合作，产品质量能满足不同客户的要求，尤其高含量、低砷、低铅、低铁的三氯化磷、三氯氧磷畅销全国十几个省市、自治区及出口到欧洲、东南亚和台湾地区，产销量和市场占有率在全国同行业中居前三甲，建平人恪守&信誉第一、顾客至上、服务至上&的经营宗旨，热忱欢迎国内外客户与我公司洽谈合作。

His post mortem showed he died of stomach cancer, but it has been suggested arsenic poisoning or over-zealous treatment was to blame.

尸检报告显示他死于胃癌，但也有迹象表明他的死因可能是砷中毒，也可能是过度治疗。

Effect of arsenic stress on the growth of root system and metabolism of active oxygen were studied in water planting and pot culture experiments.

在水培和盆栽条件下研究了砷对小麦根系生长及活性氧代谢的影响。

Medieval noblewomen swallowed arsenic and dabbed on bat's blood to improve complexions.

中世纪的贵妇吃砒霜以及敷蝙蝠血来改善面色。

An evaluation on adsorption removal of chromium, arsenic, and copper from wood preservative CCA by alumina, associated with interactions among three heavy metals on alumina, was studied.

以木材防腐剂CCA中的重金属铬、砷和铜为研究对象，评价了氧化铝对3种重金属的同时吸附去除效果，并对3种重金属在氧化铝上相互作用机理进行了探讨。

Copper reagent silver method ; colorimetric determination ; tungsten trioxide ; Arsenic

铜试剂银法；比色测定；三氧化钨；砷

Methods The thyroid gland inspection was conducted with touch method, arsenic cerium catalysis spectrophotometric method was adopted to detect urine iodine, and the iodine salt determination was conducted by the direct titrimetric method.

甲状腺检查用触摸法，尿碘测定用砷饰催化分光光度法，碘盐测定用直接滴定法。

Besides, entirely avoiding environmental protection of noxious Pb and As, so CR method is a benign environment method, where arsenic product is in the form of copper arsenate, tin product is the concentrate containing 70% Sn by use of adding NH4Cl to enrich tin in washing solution.

环境保护效果好，彻底消除了火法存在的铅毒和砷害，而且砷以用途广泛的砷酸铜形式产出，而锡在CR过程中添加适量氯化铵使锡富集于水洗液从而分离和富集成含Sn 70%的锡精矿。

Objective To understand the situation of secondary skin cancer of hyperkeratosis of skin spot caused by coal-burning type of arsenic poisoning.

摘 要：目的了解燃煤型砷中毒皮肤角化点继发皮肤癌变的情况。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。