Dick Dick Maulana

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Questions related from Dick Dick Maulana

It's possible to granulated/pelletization Fe3O4 (magnetite) with inorganic binder?

Hi everyone, especially those working in this chemical/material engineering field. I have a question about the possibility of making granulated/pelletization Fe3O4 (magnetite) with an inorganic...

12 December 2024 3,663 4 View

How to measure H2S gas using UV- Vis Spectrophotometer?

I need to measure the H2S gas from my batch reactors; eventually, the available device for checking is a UV-vis spectrophotometer. Is it possible to measure the gas with it?

02 August 2024 1,723 3 View

Limit concentration of Sulfate in Dionex Ion Chromatography devices and what syringe filter for effective filter Clorine on the solution for IC?

I measured the wastewater sulfate addition with Thermo Ficher Ion Chromatography (IC) (eluent NaOH of 25 mM w/w), as I used standard solutions of sulfate in the ranges of 50 ppm, 150 ppm, 300 ppm,...

28 May 2024 9,132 5 View

What is the best way to make standard curve of acetic acid on HPLC device?

I want to make the standard curve for my acetic acid adsorption data on HPLC. I already measured the acetic acid from my reactors using the HPLC but haven't measured the right standard curve. I...

16 August 2023 789 3 View

Is there any way to make nanoparticles using Hydrothermal for carbon-based material?

I want to make some nanoparticles from carbon-based such as PAC, but the size is only one micrometer tops, my colleague suggested using the hydrothermal technique but is that possible? since I...

04 April 2023 2,379 1 View

There's anybody know the journal about physicochemical of carbon-based conductive materials?

Specific for the material properties such: a) Conductivity b) Redox potential c) Particle size d) Surface area

24 February 2023 2,152 0 View

How the ORP on the Interspecies Electron Transfer could improve the syntrophic environment, technically?

There's less research about ORP on IET/DIET/MIET, I hope anyone can help me learn deep about it. Thanks

14 January 2023 3,606 0 View