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Course 1.2 · ClO₂ – CDS: Production Methods
Learn to produce chlorine dioxide (CDS) methodically and with technical rigour.
Open and closed methods, chemistry, purity, stabilisation and quality control of chlorine dioxide, explained step by step by engineer Martín Ramírez, PhD.
Instant access · 100% online, flexible learning
Producing chlorine dioxide without method or control has consequences.
Today, anyone who wants to produce CDS on sound technical grounds faces three major barriers.
Scattered, contradictory information
Too many methods circulating online, with no technical criteria to tell the rigorous from the improvised.
Production without quality control
Producing without mastering purity, concentration or stabilisation compromises both the result and safety.
No method, no support
Learning by trial and error, with no structured process and no technical community to back up your work.
It’s not your fault. Rigorous technical information on producing CDS simply hasn’t been available in a structured form. Until now.
Production built on technical expertise
The chemistry, the production methods (open and closed) and the quality control of chlorine dioxide, explained step by step.
Critical judgement
You’ll be able to interpret all the available information on ClO₂ with technical rigour.
Safety and rigour
You’ll learn how CDS is prepared, its raw materials and the precautions for its use.
Quality control
You’ll learn to produce, stabilise and store CDS methodically and with full traceability.
“Technical knowledge of chlorine dioxide, finally structured and within reach of every professional.”
Dr. Andreas Kalcker · Martín Ramírez, PhD · 20+ years of research
Martín Ramírez and the programme team
Technical direction of production, with medical tutoring to support every student throughout the course.

Martín Ramírez, PhD
Engineer, physicist and researcher. Over 15 years in electromagnetic therapies and over 11 in CDS preparation methods. Creator of the Mara ClO₂ technology and Director of Research at ALK Foundation.
"The quality of production determines the quality of the result. To produce with precision is to produce with sound judgement."
From molecular origins to production
Course 1.2 covers open and closed systems, precursors, purity and stabilisation. The difference between simply producing and producing with technical expertise.
Global access with translation
A campus without language barriers. Students from over 40 countries take part with real-time simultaneous translation.
Live medical tutoring · Plus Plan
Dr. Orquídea López answers your questions and works through clinical cases throughout the programme. Not just lessons, but real support.
Medical tutoring · Plus Plan
Your medical tutor on the Plus Plan
Dr. Orquídea López
Tutoring and clinical support for students throughout the entire course.
ClO₂ – CDS: Production Methods
Three modules: from the fundamentals of the molecule to hands-on production with quality control.
Fundamentals of the molecule and the solution
Production systems and methods
Practice and quality control
A campus with no language borders and no barriers to access.
The Multilingual Campus runs on real-time simultaneous translation, connecting students across Latin America, Europe, Africa and the Pacific. Every session is accessible in your native language without losing any technical depth.
Explore the CampusWhat past students of this course say
"Fascinating. Thank you, Mr. Ramírez, for a course that genuinely breaks down the CDS molecule without ever making it complicated. Thanks to Estefanía for the technical translations and to the whole team behind it. A fascinating course. I’m carrying on with real enthusiasm. Endless gratitude."
"Brilliant classes, just like those five stars. It’s been a pleasure to be taught by people who are truly passionate about teaching. Each of them shared their knowledge and their scientific and empirical journey with us. It’s also been a pleasure to attend the classes alongside my fellow students. Thank you."
"I’ve started Course 1.2 and wanted to thank you all. At school I wasn’t very interested in chemistry or physics, something I regret today; I suppose it depended on the teacher. You’re so much better: after just two sessions, I’m sure it will be great right to the end. I can’t wait to learn more."
"Dear Martín, thank you so much for your highly competent work and the warmth with which you share your knowledge. Over my years of experience I’ve had many excellent teachers, and I’m very grateful to you: you’re by far one of the best. A big thank-you as well to all the assistants and the team for your collaboration."
"Thank you. Extraordinary, passionate people and exemplary teaching… pure enjoyment. Thank you."
Recognised by leading academic institutions
Much more than a course: a full membership
On top of the syllabus, the Plus Plan opens the door to the vibrant Kalcker Institute community all year round.
Monthly live masterclass
One session a month with Dr. h.c. Andreas Kalcker (together with engineer Martín Ramírez) on the key topics and latest advances, with a live Q&A and the full recording.
Monthly medical tutoring
Tutoring with Dr. Orquídea López. Real cases explained step by step, with recording.
Complete video library
Every video from the full year, masterclasses and tutorials alike, in high definition and subtitled, available 24/7 to every student.
Student card
Exclusive discounts of up to 10% on selected Medalab and Voedia products, with coupons valid all year round, for students only.
Choose how you want to learn
Both options include the same course content: 10 classes, 4 modules and 20 hours of video. Choose to study at your own pace with the Standard Plan, or also get the annual subscription, masterclasses and medical tutoring with the Plus Plan.
Standard
Includes:
Plus
Includes EVERYTHING in the Standard plan, plus:
Add more training to your bundle
Add the Medical Course: Foundation and take advantage of the Institute’s tiered discounts. You’ll see the discount applied to your total before you pay.
Your questions, answered
I don’t have a scientific background. Will I be able to follow Course 1.2?
Yes. The programme starts from the fundamentals (the laws of nature and the logic of chlorine dioxide) and progresses step by step towards biophysics and application protocols. Every concept is explained precisely, with nothing taken for granted. With curiosity and consistency, you’ll be able to follow it, whether you apply it in your personal life or in your profession.
What scientific backing does this training have?
It’s structured academic training. The content is grounded in biophysics, redox balance and more than 20 years of research by Dr. Andreas Kalcker, supported by data, studies and references. We don’t offer shortcuts or empty promises: we give you the framework to understand why it works and to apply it with your own informed judgement.
What will I be able to do by the end, and how long will I have access?
You’ll come away understanding the biophysical logic of chlorine dioxide and how to apply the protocols safely, rather than just memorising steps. The training is 100% online and self-paced, with access to the content for 1 year. And if you choose the Plus Plan, you’ll also get the live classes, medical tutoring with Dr. Orquídea López and the Global Campus, with 4,000+ students from over 40 countries.
What’s the difference between the Standard Plan and the Plus Plan?
The Standard Plan includes the complete 1-2 video course for €595, with 12 months’ access. The Plus Plan (€775) adds the annual enrolment, live masterclasses, the video library, the community and the medical tutoring video course at no extra cost.
Can I start right away and learn at my own pace?
Yes. Access is immediate once you enrol: start whenever you like, with no fixed schedule, and progress at your own pace. You have a full year of access to the content, so you can revisit it as often as you need.
Can I add more courses, and how do the tiered discounts work?
Yes. With the Plus Plan, you can add other Institute courses to the same bundle. Each course you add comes with an extra 10% off compared with the previous one: the second at 20% off, the third at 30% and the fourth at 40%. So the Medical Course: Foundation (€249) comes down to €199, and you’ll see the discount reflected in your total before you pay.
Start your training in ClO₂ – CDS: Production Methods
The full content from day one, with 1 year of access. Join more than 4,000 trained professionals.
1 year of access to the content · Official assessment quizzes · Kalcker Institute international community
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