1.
Discussion on Adding standard Matter Amount in Determination for Recovery Rate of Low Concentration Cr~(6+) Specimen;
低浓度六价铬样品回收率测定中加标量问题的探讨
2.
Study of complexing agent in low concentration of trivalent chromium sulfate system
低浓度硫酸铬体系三价铬电镀配位剂的研究
3.
The Technological of environment-friendly and high-performance decorative Sulfate Trivalent Chrome Plating with low Concentration
环保型-低浓度高性能硫酸盐三价铬电镀装饰铬工艺研究
4.
With certain exceptions, it now prohibits the sale of a packaging with a total concentration of lead, cadmium, mercury plus hexavalent chromium that exceeds 100 ppm.
某些例外,禁止出售一种包装,以总浓度铅、镉、汞六价铬超过100分之多.
5.
Study on Influence Factors for Hexavalent Chromium by Colorimetric Spectroscopy
分光光度法测定六价铬影响因素概述
6.
Research of Aerobic Co-composting of Low Concentration Chromium-Contaminated Soil and Food Wastes
低浓度铬污染土壤与餐厨垃圾混合堆肥研究
7.
Article6. The margin of dumping is the amount by which the export price of an imported product is less than its normal value.
第六条进口产品的出口价格低于其正常价值的幅度，为倾销幅度。
8.
Acute Toxicity of Mercury,Chrome and Nickel to Tanichthys albonubes and Their Safety Assessment
汞·铬和镍对唐鱼的急性毒性及安全浓度评价
9.
Formation Cause Analysis and Determination methods of Chromium(Ⅵ) in Leather Products
皮革制品中六价铬(Cr~(6+))产生的原因及检测
10.
Measurement of the Chromium s Pollution in Lower Reaches of Hanjiang River as well as Chaozhou City Zone;
韩江潮州市区江段水质六价铬污染程度的测定
11.
Determination of Trace Cr(Ⅵ) in Water by Spectrophotometry with Cloud Point Extraction
浊点萃取-分光光度法测定水中痕量六价铬
12.
The Research Status on Spectrophotometry of Chromium(Ⅵ) in Leather
分光光度法测定皮革中六价铬的研究现状
13.
Study on determination of trace chromium(Ⅵ) by extractive spectrophotometry
萃取分光光度法测定痕量六价铬的研究
14.
Determination of Cr(Ⅵ) in wastewater by flow injection photometry
流动注射-光度法检测废水中六价铬的研究
15.
The Improvement of Hexavalent Chrome Determination in Water and Wastewater by Spectrophotometry
分光光度法测定水和废水中六价铬的改进
16.
A Study on Reducing Reaction of Creating Trivalent Cr for Cr Electroplating from Hexavalent Cr
以六价铬还原作铬源的三价铬电镀工艺的研究
17.
Standard specification for uranium hexafluoride enriched to less than 5% U235
GB/T13696-1997U235丰度低于5%的浓缩六氟化轴技术条件
18.
Effect of Sample Representativeness and Titrant Concentration on Determination of COD in Potassium Dichromate Test
水样的代表性和滴定剂浓度对重铬酸钾法测定化学需氧量的影响