查询词典 potassium nitrate

Surface-modified lead iodide nanorods were synthesized by one-step room temperature solid-state reaction of lead nitrate with potassium iodide in the presence of a nonionic surfactant, polyethyl- ene glycol.

以硝酸铅和碘化钾为原料，在体系中添加表面活性剂聚乙二醇，采用一步室温固相化学反应制备出聚乙二醇表面修饰的碘化铅纳米棒，利用X射线衍射，红外光谱，透射电子显微镜，扫描电子显微镜，热分析和元素分析等手段对其进行了表征。

We reviewed the progress in soil analysis for readily available nitrogen, phosphorus and potassium made in the last 20 years, such as the application of salicylic acid and test strip for nitrate analysis, Mason Jar for nitrogen analysis , malachite green for phosphorus analysis, and flow analysis for different element based on different reactions.

从文献检索结果和国内土壤氮、磷和钾测定的实际来看，我国在土壤氮、磷和钾测定方法研究、测定仪器的开发与生产方面与国外仍有较大差距，土壤养分测定工作的差距主要在以下几个方面：(1)研究人员少。

Ingredients: Gelatin, potassium bromide, potassium iodide, and silver nitrate.

成份：凝胶，溴化钾，碘化钾，硝酸银

With silver nitrate and potassium iodide for the allocation of raw materials silver and mixing in the case of pulp and revealed the full hybrid, the preparation of nano-silver revealed slurry solution.

以硝酸银和碘化钾为原料配置碘化银，并在搅拌的情况下与大白浆充分混合，制备纳米级的碘化银大白浆溶液。

If you use fertilizers with high salt content sodium nitrate, potassium sulfate, etc.

如果使用盐分含量高的肥料 Not applicable无关

Mainly engaged in fine chemicals, chemical reagents precious metals, silver nitrate, the acid chloride, potassium cyanide-gold, Sulfite the salt, molecular Silver, silver, industrial ethanol, chemical reagents sulfuric acid, hydrochloric acid, nitric acid, ethanol and 95 percent ethanol and chemical reagents and other electronic products research and production.

主要从事精细化工，贵金属化学试剂，硝酸银，氯金酸，氰化亚金钾，亚硫酸金盐，分子银浆，银粉，工业无水乙醇，化学试剂硫酸，盐酸，硝酸，无水乙醇，95%乙醇等电子和化学试剂产品研究与生产。

Steven Jones, a PhD physicist formerly of Brigham Young University, says of the 史蒂文琼斯,博士学位的物理学家,以前的杨百翰大学,说的 composition 组成:: [8][ 8 ]Given the mix of trace metals present in anomalously high concentrations in the WTC dust such as zinc, copper and manganese and barium, the formation of iron-aluminum-rich spherules, I have argued that significant aluminothermic reactions occurred, with likely ingredients to include powders of aluminum, iron oxide, copper oxide, zinc nitrate, sulfur, and potassium permanganate.

由于组合的微量金属元素，目前在异常高浓度在世贸中心灰尘如锌，铜，锰，钡，可以形成铁富铝球粒的，我认为，重要的铝热反应的发生，可能与成分，包括粉末铝，氧化铁，氧化铜，硝酸锌，硫，和高锰酸钾。

Barium carbonate,trontium carbonate,potassium carbonate,barium sulphate precipitated,barium nitrate,barium chloride,industrial sodium sulfide,sulphur,sodium thiosulphate, thiourea,melamine,ammonium bicarbonate (food grade,lasting effect,big granular grade).

提供产品：&五洲&牌，碳酸钡碳酸锶，碳酸钾，硫酸钡，硝酸钡，氯化钡，工业硫化钠，硫磺，硫代硫酸钠，硫脲，三聚氰胺，&青山&牌：碳酸氢铵（食品级，长效型，大颗粒）。

Barium carbonate,trontium carbonate,potassium carbonate,barium sulphate precipitated,barium nitrate,barium chloride,industrial sodium sulfide,sulphur,sodium thiosulphate, thiourea,melamine,ammonium bicarbonate (food grade,lasting effect,big granular grade).

&五洲&牌，碳酸钡碳酸锶，碳酸钾，硫酸钡，硝酸钡，氯化钡，工业硫化钠，硫磺，硫代硫酸钠，硫脲，三聚氰胺，&青山&牌：碳酸氢铵(食品级，长效型，大颗粒)。

See from the physiological index:All the tomatoes seedlings,Which have Solution culture Lacks of nitrogen , phosphorus , potassium and iron,It's Chlorophyll content、soluble sugar content、proteid content、nitrate reductase activity are all less than that have fully solution culture,These results indicate that nitrogen , phosphorus , potassium and iron have grave implications for plant growth.

从各生理指标来看：叶绿素含量、可溶性糖含量、蛋白质含量、硝酸还原酶活性，缺氮、缺钾、缺铁、缺磷培养的番茄幼苗均低于完全液培养的。以上结果表明缺氮、缺磷、缺钾、缺铁对植物生长有严重的影响。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。