When separating under the optimal experimental conditions of 0.3 mol/L oxalic acid solution, 30 °C, and a 5/150 g/mL solid to liquid ratio for 8 min, the separation rate reached 97.0 wt %. Besides, ...

The influence of electrolyte composition (pure sulphuric or perchloric acid and their mixtures ... j, is given by next equation: Considering negligible the OH -surface concentration (q OH ® 0), for ...

The LES opens to let food into the stomach. It closes to keep food in the stomach. When the LES relaxes too often or for too long, stomach acid flows back into the esophagus. This causes vomiting or ...

He won the Edward J. Meeman Award for Environmental Reporting. Polylactic acid (PLA), a plastic substitute made from fermented plant starch (usually corn) is quickly becoming a popular alternative ...

Here is a list of eight foods that can help you balance uric acid levels in the body naturally. Cherries, particularly tart cherries, are rich in antioxidants and anthocyanins, which can help reduce ...

Essential ultra-pure chemical enabling advanced semiconductor manufacturing processes. BASF will expand its production capacity for semiconductor-grade sulphuric acid (H2SO4), which is an essential ...

A man who was attacked with sulphuric acid in his own home has died in hospital two months later - as his ex-girlfriend is charged with conspiracy to murder. In February, Danny Cahalane, 38, was at ...

The surface of Venus is a planetary hellscape with a thick atmosphere made of carbon dioxide, dense clouds of sulphuric acid and temperatures at the surface above 460C. In other words, landing on ...

Sulphuric acid was thrown in the face of personal trainer Danny, while his daughter was sleeping upstairs. Wilson previously worked as a probation officer in the city’s Barbican area ...