西安周边地区饮用水砷含量及来源初探-西北地质-西北地调 关键词： 饮用水；砷含量；地质背景；人为活动 [gap=1566]Key words： drinking water，arsenic content ，geologic background，man made activity
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...指标分析结果(Specifications):总磷含量(Total P):18.30% 钙含量(Calcium):21.9% 氟含量 ( As F Unit ): 0.13%砷含量(As As Unit): 18ppm重金属(As Pb Unit):15ppm细度(Beneath 500uM Sieve): 97.5% ..
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砷含量的测定 Determination of arsenic content ; Determination of arsenic
砷含量测试 Arsenic content in paint
砷含量测定 Determination of arsenic content ; arsenic content determination
煤中砷含量分级 Classification for arsenic in coal
水砷含量 Water arsenic level
砷含量分析器 arsenic analyzer
地下水砷含量 arsenic concentration in groundwater
发砷含量背景值 hair As content background
化妆品砷含量检测 cosmetic arsenic content test
The relationship between As concentration in soil and the geographical districts,land use types,soil chemical-physical properties were discussed. The regression equations about As concentration in soil and soil chemical-physical properties were set up by step regression.
为了解影响农用地土壤中砷含量的因素,选择江苏昆山农地为研究对象,探讨地理区位、土地利用方式、土壤特性与农用地土壤砷含量的关系,并用逐步回归法建立了昆山农地土壤砷含量与土壤理化参数关系的回归方程。
参考来源 - 昆山农地砷分布及成因探讨Correlativity coefficient between the arsenic concentration of the soil extracted with 0.5 mol/L NaHCO_3 and the summation arsenic concentration of plant sample (pulp+branch+leaf+root) R=0.7545~* (n=6), reached to notable level.
当年生长抽发的植物样品(果肉+枝条+叶片+根系)砷合计量与土壤0.5mol／LNaHCO_3的浸提砷量的相关性系数R=0.7545~*(n=6)，达到显著正相关水平。 枝条砷含量与两层土壤(0～15cm、20～35cm)的NaHCO_3浸提合计量呈极显著正相关关系，R=0.7253~(**)(n=10)，叶片、根系砷含量与土壤的NaHCO_3浸提量之间相关性不显著。
参考来源 - 土壤中砷对柑桔作物砷残留量的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
如此敏感的一对鼻孔，居然不曾对饮用水中的砷含量或是空气中的悬浮物做出任何反应。
Sensitive as they were, they were unimpressed by levels of arsenic in drinking water or particulates in the air.
加州和印度部分地区砷含量较低的大米在出售之前可以和一些砷含量高的大米混合再出售。
Arsenic levels are lower in rice from certain regions, including California and parts of India; rice from these sources could be blended with higher arsenic rice before sale.
Piazzoli还说“拿破仑在他少年期与他在圣赫勒拿岛弥留之际头发中的砷含量没有显著不同。”
Moreover, there were no significant differences in arsenic levels between when Napoleon was a boy and during his final days in Saint Helena.
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