Lithium metaborate dihydrate
Lithium metaborate dihydrate (CAS: 15293-74-0), with the linear formula LiBO 2 · 2H 2 O and a molecular weight of 85.78 g/mol, is a crystalline inorganic compound. It serves as a crucial reagent in analytical chemistry, particularly in flux preparations for X-ray fluorescence (XRF) and flame photometry. This essential chemical is widely utilised in materials science and research settings for its specific chemical properties in fusion and analysis.

X-Ray Fluorescence (XRF) Sample Preparation
Lithium metaborate dihydrate is a primary component in flux mixtures used to create fused beads for XRF analysis. It helps to dissolve and homogenise diverse solid samples, enabling accurate elemental composition determination.
Flame Photometry
This compound is employed as a standard or reagent in flame photometry for the quantitative determination of certain metal ions, particularly alkali metals, due to its stable chemical properties in solution.
Materials Science Research
It finds application in the synthesis and modification of various materials, including glasses, ceramics, and specialised alloys, where precise control over composition and melting behaviour is required.
Laboratory Reagent
As a versatile laboratory chemical, lithium metaborate dihydrate is utilised in various inorganic synthesis procedures and analytical methods that require a soluble lithium salt with metaborate functionality.
| Molecular weight | 85.78 |
|---|---|
| Linear formula | LiBO2 · 2H2O |
| Form | solid |


Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H318Causes serious eye damage
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-41 |
| Safety statements (S) | 26-39 |
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 Lithium Metaborate Dihydrate used for?
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Lithium metaborate dihydrate is primarily used as a fluxing agent in X-ray fluorescence (XRF) sample preparation and as a reagent in flame photometry. It also finds applications in materials science research and general laboratory synthesis.
What is the CAS number and formula for Lithium Metaborate Dihydrate?
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The CAS number is 15293-74-0, and its linear formula is LiBO 2 · 2H 2 O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Lithium Metaborate Dihydrate primarily as a research or technical grade chemical. The specific assay will be detailed on the Certificate of Analysis provided with your order. We do not represent this product as USP, BP, or EP grade.
What are the main hazards associated with Lithium Metaborate Dihydrate?
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Lithium Metaborate Dihydrate is hazardous and can cause serious eye damage (H318). It is also harmful if swallowed (H302), harmful in contact with skin (H312), and harmful if inhaled (H332). Appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (N95 US type), must be worn.
How is Lithium Metaborate Dihydrate packed and shipped?
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This chemical is typically packed in robust containers suitable for international shipping, adhering to all relevant transport regulations. Tech Serve Solutions is an experienced global exporter.
How can I request a quote or sample?
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To request a quote or a sample of Lithium Metaborate Dihydrate, please use the contact form on our website or email our sales department, specifying the product name and CAS number (15293-74-0).
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