Telluric acid
Telluric acid (CAS 7803-68-1), with the formula H6TeO6 and a molecular weight of 229.64 g/mol, is a white crystalline solid. It is an important intermediate in the preparation of tellurium compounds and finds application in the electronics and materials science sectors. Tech Serve Solutions supplies this chemical with a high purity assay, suitable for various industrial and research applications.

Electronic Chemicals
Telluric acid serves as a precursor for various tellurium-containing compounds used in the manufacturing of electronic components and semiconductor materials. Its properties are critical for developing advanced materials in microelectronics.
Materials Science
In materials science, telluric acid is utilised for synthesising novel materials with specific electrical and optical properties. It plays a role in the development of advanced functional materials for research and industrial applications.
Chemical Synthesis
As a source of tellurium, telluric acid is an important reagent in inorganic and organometallic synthesis. It facilitates the creation of complex tellurium compounds for diverse chemical research and development projects.
| Molecular weight | 229.64 |
|---|---|
| Linear formula | H6TeO6 |
| Assay | 97.5-102.5%98% |

Hazard statements
- H332Harmful if inhaled
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 3284 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20 |
| Safety statements (S) | 22-36/37/39-38 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Telluric acid used for?
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Telluric acid is used in the preparation of tellurium compounds, and finds applications in the electronics, materials science, and micro/nanoelectronics industries.
What is the CAS number and formula for Telluric acid?
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The CAS number for Telluric acid is 7803-68-1 and its formula is H6TeO6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Telluric acid with an assay of 97.5-102.5% or 98%. We do not represent this product as USP, BP, or EP grade.
How should Telluric acid be handled safely?
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Handle Telluric acid with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is harmful if inhaled (H332) and requires careful handling to avoid dust generation and exposure.
Is Telluric acid a controlled substance?
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Based on the provided data, Telluric acid (CAS 7803-68-1) is not listed as a controlled substance. It is classified as a hazardous material for transport (UN 3284 6.1 / PGIII).
How is Telluric acid packed and exported?
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Telluric acid is packed and exported in compliance with transportation regulations for hazardous materials, including UN 3284 classification (6.1 / PGIII).
How can I request a quote or sample for Telluric acid?
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To request a quote or a sample of Telluric acid, please contact our sales team through the TSS website or via direct inquiry.
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