Lacmoid
Lacmoid (CAS: 33869-21-5), a compound with the molecular formula C24H16N2O6, is a versatile dye used in various scientific disciplines. Its primary application lies in its function as a stain, particularly within cell biology and histology for microscopic examination. This dye is known for its specific spectral properties, with an absorption maximum at 611 nm, aiding in differential staining techniques and sample analysis. Lacmoid is supplied by TSS for research and laboratory applications.

Histological Staining
Lacmoid serves as a vital stain in histology, enabling the visualisation of cellular structures and tissues under microscopic examination. Its distinct spectral properties assist in differential staining procedures, enhancing contrast and clarity for diagnostic and research purposes.
Cell Biology Research
In cell biology, Lacmoid is employed as a staining agent to identify and differentiate cellular components. Its use aids in understanding cell morphology and organisation in various experimental settings and research endeavours.
Dye for Laboratory Use
As a fine chemical, Lacmoid functions as a laboratory reagent and dye. It is utilised in analytical procedures and for specific staining protocols where its chromophoric properties are beneficial for detection and analysis.
| Molecular weight | 428.39 |
|---|---|
| Empirical formula | C24H16N2O6 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | λmax 611 nm |
|---|
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 Lacmoid primarily used for?
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Lacmoid is primarily used as a stain in histology and cell biology for microscopic examination and visualisation of cellular structures and tissues.
What are the CAS number and molecular formula for Lacmoid?
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The CAS number for Lacmoid is 33869-21-5, and its molecular formula is C24H16N2O6.
What grade and purity does Tech Serve Solutions supply for Lacmoid?
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Tech Serve Solutions supplies Lacmoid for research and laboratory applications. The specific grade and purity are available upon request. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Lacmoid be handled safely?
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Lacmoid is a Warning substance that may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves in a well-ventilated area. Avoid breathing dust.
How is Lacmoid packed, shipped, and exported?
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Lacmoid is carefully packed to ensure product integrity during transit. As a global supplier, TSS exports chemicals worldwide, adhering to international shipping regulations for hazardous materials.
How can I request a sample or quote for Lacmoid?
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To request a sample or a quote for Lacmoid, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements and shipping details.
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