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TPTZ
2,4,6-Tri(2-pyridyl)-1,3,5-triazine
Analar Reagent Grade
TPTZ (2,4,6-Tri(2-pyridyl)-1,3,5-triazine) – AR
Chemical Name: 2,4,6-Tri(2-pyridyl)-1,3,5-triazine
Abbreviation: TPTZ
Molecular Formula: C₁₈H₁₂N₆
Molecular Weight: 312.33 g/mol
CAS Number: 3682-35-7
Grade: AR (Analytical Reagent)
Purity: ~99%
Pack Size: 1 g
Manufacturer: Loba Chemie Pvt. Ltd.
Description
TPTZ is a high-sensitivity chromogenic reagent widely used in analytical chemistry for metal ion detection. It forms a deep blue complex with ferrous ions, making it highly valuable in spectrophotometric assays.
Specifications (AR Grade – Typical)
Assay: ≥ 99%
Appearance: Light yellow to off-white crystalline powder
Melting Point: 245 – 250°C
Sulphated Ash: ≤ 0.05%
Applications
Iron (Fe²⁺) determination (TPTZ method – absorbance at ~593–595 nm)
Antioxidant assays (FRAP method)
Spectrophotometric metal analysis
Complexometric analytical chemistry
Handling & Storage
Store in a cool, dry place
Keep container tightly closed
Protect from light and moisture
Avoid contamination
Hazard Information
Toxic if swallowed
Harmful if inhaled
May form hazardous complexes with metals
Label Insight:
Skull hazard symbol present
“NO GHS” marking indicates older labeling system
Safety Precautions
Use PPE (gloves, goggles, lab coat)
Avoid inhalation and ingestion
Handle inside fume hood when possible
Packaging
Standard: 1 g vial (as shown)
Also available: 5 g, 10 g.
Comparable Suppliers
Sigma-Aldrich
Merck
Loba Chemie
SRL (Sisco Research Laboratories)
Thermo Fisher
WLS Safety Note
⚠️ Strictly for laboratory use. Not for human consumption. Handle with care due to toxicity
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