Changes in your vaginal pH can contribute to bacterial overgrowth and may cause several uncomfortable symptoms. Certain lifestyle changes and supplements can help balance your vaginal pH naturally.

Parker-Hannifin Corporation manufactures and sells motion and control technologies and systems for various mobile, industrial, and aerospace markets worldwide. The company operates through two ...

用pH试纸测定溶液的pH的方法 【规范表达】取一小片pH试纸放在洁净 ... 结晶的操作方法 【规范表达】(1)用FeCl3溶液制取FeCl3·6H2O晶体的操作方法：向FeCl3溶液中加入过量的浓盐酸置于蒸发皿中，蒸发浓缩，冷却结晶，过滤、洗涤、干燥。 (2)蒸发结晶的操作方法 ...

Department of Chemistry & Biochemistry, Loyola University Chicago, Chicago, Illinois 60660, United States ...

Advanced Biofuels and Bioproducts Process Development Unit, Biological Systems and Engineering Division, Lawrence Berkeley National Laboratory, Emeryville, California 94608, United States ...

Parts of the Philippines will have cloudy skies, scattered rain showers and thunderstorms due to the effects of shear line, intertropical convergence zone (ITCZ), and northeast monsoon (amihan). In ...

MANILA, Philippines — Most of the country will experience cloudy weather due to the shear line, the northeast monsoon and the easterlies on Saturday (March 8), according to the Philippine ...

The Philippines and Japan have reaffirmed to cooperate with each other in handling the tension in the West Philippine Sea after Philippine Security Adviser Eduardo Año spoke with his Japanese ...

MANILA-Philippines —The Armed Forces of the Philippines and the French Navy conducted joint maritime drills in the West Philippine Sea (WPS) on Friday, “to enhance their interoperability, ...

President Ferdinand “Bongbong” Marcos Jr. on Saturday said the Philippines will maintain peace through diplomacy and dialogue in the Indo-Pacific region, as he underscored the country's robust ...

MANILA – After more than three years, the Philippines is finally out of the Financial Action Task Force's (FATF) grey list or list of jurisdictions under increased monitoring. In a statement late ...

分别对应预先准备好的FeCl3·6H2O、CoCl2·6H2O和NiCl2·6H2O溶液），形成金属-多巴胺复合物。搅拌30分钟，保持在25±3°C。随后，加入碳纳米管（CNT，1.2g）到溶液中，在25±3°C下剧烈搅拌6小时，直到CNT分散均匀。CNT分散后，加入适量的Tris，调节溶液的pH至8.5，并持续 ...