Medicament for fixing and reducing benzene series and preparation method and application thereof
A technology of benzene series and medicaments, which is applied in the field of fixing and reducing benzene series medicaments and its preparation, which can solve the problems of incomplete repair and secondary pollution, and achieve the effect of increasing the difficulty of treatment and avoiding loss
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Embodiment 1
[0035] This embodiment provides a medicament comprising sodium bentonite and sodium persulfate.
[0036] The preparation method of the above-mentioned medicament comprises the following steps,
[0037] Weigh 2g of sodium-based bentonite into a 40mL brown bottle, add ultrapure water with a 10mL pipette to make the bentonite fully swell, shake well, and then add sodium persulfate stock solution with a 1mL pipette after stabilization, add ultrapure water, Set the volume to 40mL to obtain the medicament, the molar concentration of sodium persulfate in the medicament is 20mmol / L, and the mass is 0.2g.
[0038] Wherein, the preparation method of sodium persulfate stock solution comprises, takes by weighing 190.4832g sodium persulfate solid, is fixed to 1000mL with ultrapure water and volumetric flask, and after constant volume, liquid is transferred in the 1000mL sample bottle, standby, sodium persulfate reserve The concentration of sodium persulfate in the solution is 0.8mol / L.
Embodiment 2
[0040] This embodiment provides a medicament comprising sodium bentonite and potassium persulfate.
[0041] The preparation method of the above-mentioned medicament comprises the following steps,
[0042] Weigh 2g of sodium-based bentonite into a 40mL brown bottle, add ultrapure water with a 10mL pipette to fully expand the bentonite, shake well, and then add potassium persulfate stock solution with a 1mL pipette after stabilization, then add ultrapure water, Set the volume to 40mL to obtain the medicament, the molar concentration of potassium persulfate in the medicament is 20mmol / L, and the mass is 0.22g.
[0043] Wherein, the preparation method of potassium persulfate stock solution comprises, takes by weighing 190.4832g potassium persulfate solid, is settled to 1000mL with ultrapure water and volumetric flask, and liquid transfers in the 1000mL sample bottle after constant volume, standby, potassium persulfate reserve The concentration of potassium persulfate in the liqui...
Embodiment 3
[0046] This embodiment provides a medicament comprising sodium bentonite and sodium persulfate.
[0047] The preparation method of the above-mentioned medicament comprises the following steps,
[0048]Weigh 2g of sodium bentonite into a 40mL brown bottle, add ultrapure water with a 10mL pipette to make the bentonite fully swell, shake well, and then add sodium persulfate stock solution with a 0.5mL pipette, and add ultrapure water , and set the volume to 40mL to obtain the medicament, the molar concentration of sodium persulfate in the medicament is 10mmol / L, and the mass is about 0.1g.
[0049] Wherein, the preparation method of sodium persulfate stock solution comprises, takes by weighing 190.4832g sodium persulfate solid, is fixed to 1000mL with ultrapure water and volumetric flask, and after constant volume, liquid is transferred in the 1000mL sample bottle, standby, sodium persulfate reserve The concentration of sodium persulfate in the solution is 0.8mol / L.
[0050] Th...
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