The phrase "precipitated upon" is correct and can be used in written English.
It means that something caused or triggered another event or action. It is often used to suggest a sudden or unexpected occurrence. Example: The company's financial crisis was precipitated upon the sudden departure of its chief executive officer.
The crude melts are leached with water to give solutions of sodium tungstate, from which hydrous tungsten trioxide is precipitated upon acidification, and the oxide is then dried and reduced to metal with hydrogen.
LC 1 448 was purified, but precipitated upon storage.
For analysis purposes, the carbon-based nanoparticles were precipitated upon aggregation by addition of ammonia solution (1 M) up to pH of approximately 9. The carbon-based solid and nanoparticles were first observed by scanning electron microscopy and/or transmission electron microscopy in order to determine their morphology.
The murine triose phosphate isomerase gene (TPI) and unexpressed neural specific gene (STEP) were used as controls, and only the TPI locus showed modest enrichment (6.9-fold) after pol II ChIP, and neither locus was precipitated upon IP with anti-AID, anti-mUb-H2A, or anti-mUb-H2B.
A red solid precipitated upon addition of saturated aqueous solution of NH4PF6 to the solution.
The IMAC affinity enriched 4D5-8 scFv protein precipitated upon elution.
This is because in co-spraying approach, due to the strong interaction between DMSO and IPA, the reagents partially precipitate upon mixing.
It should be noted that elevated in-situ pCO2 in the ESRPA causes CO2 to exsolve, pH to rise, and calcite to precipitate upon sampling under atmospheric pressure conditions.
During the porous wall dissolution stage, the pore volume is approximately doubled due to the dissolution of anhydrous alumina in the hexagonal cell walls, forming a bayerite gel that precipitates upon reaching the saturation point.
Larger tropical cyclones drop more rainfall as they precipitate upon one spot for a longer time frame than average or small tropical cyclones.
The hydrophobic part precipitates upon the acid cleavage, allowing its removal from the digest.
