Dye & Pigment ✅ In Stock 🚢 Export Ready

Direct Red 28 (Congo Red)

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For export only. This product is supplied exclusively for international export through our global offices. Enquiries, pricing and dispatch are handled by our overseas and export desks — not for domestic retail sale within India.

CAS: 573-58-0 Formula: — MW: — g/mol HSN: 3204.14

Direct Red 28 (Congo Red) (CAS 573-58-0) — LR Grade. MSDS, TDS, COA on request. R&D quantities by international courier. Green Vision Technical Services, Nashik India.

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Product Specifications

Product Name	Direct Red 28 (Congo Red)
CAS Number	573-58-0
Molecular Formula	—
Molecular Weight	— g/mol
Grade / Purity	LR Grade
Appearance	Refer to TDS
Density	N/A
Solubility	N/A
HSN Code	3204.14

DIRECT DOWNLOADS — no registration required

📄 TDS PDF 📑 COA PDF ⚠️ MSDS PDF

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Safety Data Sheet (MSDS / SDS)

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Hazard Classification

Refer to SDS

Signal Word	Warning / Non-hazardous
GHS Classification	Refer to SDS
Storage	Store in cool, dry, well-ventilated area. Keep away from heat and ignition sources.
PPE Required	Safety goggles, chemical-resistant gloves, lab coat
First Aid — Eyes	Rinse with water for 15 minutes. Seek medical attention.
First Aid — Skin	Wash with soap and water. Remove contaminated clothing.
First Aid — Ingestion	Do not induce vomiting. Seek immediate medical attention.
Disposal	Dispose as per local regulations (Class 3 waste if flammable)

📌 Full GHS 16-section Safety Data Sheet available on request. Contact: sales@fertilizerindia.com or WhatsApp +91-7507006931

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Technical Data Sheet (TDS)

Product Name	Direct Red 28 (Congo Red)
Chemical Name	Congo Red
Molecular Formula	—
Molecular Weight	— g/mol
Available Grades	LR Grade
Appearance	Refer to TDS
Density	N/A
Solubility	N/A
Packaging	25kg HDPE drums / 200L barrels / IBC totes / bulk tankers
Storage Conditions	Cool, dry place. Keep container tightly closed.
Shelf Life	2 years from manufacturing date

📌 Detailed TDS with full analytical specifications available on request.

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Certificate of Analysis (COA)

Parameter	Specification
Assay / Purity	LR Grade
Appearance	Refer to TDS
Density @ 20°C	N/A
Solubility	N/A
Water Content	As per grade specification
Heavy Metals	Complies with specification
Testing Method	In-house QC lab + third-party verification available

📌 Batch-specific COA issued with every shipment. Request via RFQ form or WhatsApp.

⚙️ Applications & Uses

Cotton dyeing (direct dye)Amyloid staining (histology)pH indicatorResearch dye

🏭 Industries Served

TextileResearchHealthcare

🏷️ Synonyms & Other Names

Congo Red · CI Direct Red 28 · Diphenyl Red

Get Price & Documents

COA · MSDS · TDS · COO · Packing List

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Green Vision Technical Services

📍 Plot No.6, Survey No.599/2, Airport Road
Janori, Nashik 422206, Maharashtra
📞 +91-2550-250271
📱 +91-7507006931 / +91-9890550271
✉️ sales@fertilizerindia.com
🏛️ GST: 27AAIFG3238J1Z9

Frequently Asked Questions

What is the CAS number of Direct Red 28 (Congo Red)?

The CAS registry number of Direct Red 28 (Congo Red) is 573-58-0.

What is the molecular weight of Direct Red 28 (Congo Red)?

The molecular weight of Direct Red 28 (Congo Red) (—) is — g/mol.

What grades of Direct Red 28 (Congo Red) are available?

Direct Red 28 (Congo Red) is available in LR Grade grades from our Nashik facility, with COA supplied per batch.

What is the HSN code of Direct Red 28 (Congo Red) for GST and export?

The HSN code of Direct Red 28 (Congo Red) is 3204.14. Full export documentation (COA, MSDS, COO, Packing List) is provided.

Can I download the MSDS, TDS and COA for Direct Red 28 (Congo Red)?

Yes — the GHS Safety Data Sheet, Technical Data Sheet and specimen COA for Direct Red 28 (Congo Red) are available as direct PDF downloads on this page, free and without registration.

What is Direct Red 28 (Congo Red) used for?

Typical applications include cotton dyeing (direct dye), amyloid staining (histology), ph indicator, research dye.