Dithizone 85% & 98% : LR, AR and ACS
High-Sensitivity Reagent for Heavy Metal Detection in Pharma, Research & Analytical Testing
Product Description
PapChem Lifesciences manufacturer and supplier, offers high-purity Dithizone (Diphenylthiocarbazone) in both 85% and 98% assay grades, optimized for use in metal ion detection, pharmaceutical analysis, and environmental monitoring. Valued for its vivid colorimetric response and high sensitivity, Dithizone is a trusted reagent for the quantification of wide range of trace heavy metals such as lead, mercury, cobalt, copper, zinc etc. Produced under stringent quality standards, it ensures consistent performance and reliable analysis in analytical laboratories, industrial testing, and diagnostic reagent formulations.
📋 Product Details
Chemical Name : Dithizone
CAS Number : 60-10-6
Molecular Formula : C₁₃H₁₂N₄S
Molecular Weight : 256.33 g/mol
Synonyms : Diphenylthiocarbazone, 1,5-Diphenylthiocarbazone, Thiocarbazone

🔍 Product Highlights
Appearance : Dark reddish black or purple-black powder
Purity : Available in 85% and 98% assay grades (UV/Vis validated)
Residue on Ignition : <0.5%
Ratio of Absorbance : ≥1.55 au
Grade : LR | AR | ACS
Attributes : Unlimited manufacturing capacity | High Quality | Superior physical
and chemical properties | Globally approved and recognized
⚙️ Applications
🧪 Analytical Chemistry & Heavy Metal Detection
- Widely used in colorimetric detection of metal ions such as lead, zinc, mercury, and cadmium.
- Suitable for trace element analysis in water, food, and pharmaceuticals.
- Integrated into QA/QC workflows for heavy metal contamination screening.
💊 Pharmaceutical & Raw Material Testing
- Applied in limit tests for metals in excipients and drug substances.
- Helps ensure compliance with pharmacopeial standards during formulation checks.
- Supports detection of transition metals in synthesis pathways.
🌱 Environmental & Industrial Use: Evaluating heavy metal contamination
- Common in toxic metal screening in soil and wastewater.
- Used by industrial labs and research institutions for pollution control and resource analysis.
📦Product Packaging and Supply Chain
🌐 Why Choose PapChem Lifesciences?
🏭 30+ years of remarkable passionate manufacturing journey with 25+ years in international trade.
⚙️ 4 state-of-the-art manufacturing facilities with all the compliances.
👩🔬 Highly qualified team of technocrats, experienced professionals, and skilled workforce.
🔬 Well-equipped in-house analytical capabilities and R&D centre.
📦 Value-added products and services like granulation, micronization, customized packaging, and more.
🌍 Global network of efficient supply chain.