At Jayvir International LLC, we are committed to providing the highest quality of services incl. manufacturing of products by incorporating quality control in our entire process flow, starting from input raw material, robust multi-stage regulatory compliant manufacturing operations, in-process control for quality assessment and the supply of high-quality final products.
We take great pride in delivering services and products meeting the clients and/or desired target specifications, together with consistent quality and regulatory compliance, over the past several decades.
Sourcing from approved vendors (local and global) Incoming quality checks (purity, compliance, MSDS)
Dedicated storage by hazard class Temperature and humidity control (if needed)
Batch-wise weighing as needed. Documentation in BMR (Batch Manufacturing Record)
A. Intermediates: Nitration, Sulfonation B. Process Monitoring: HPLC, KF-Titrator, Melting Points, Ph Meters, Ash Content C. Multi-step synthesis: Hydrolysis, Fusion, R eduction, Catalysis etc., Neutralization
Filtration, centrifugation, crystallization or distillation. Solvent recovery if applicable.
Vacuum drying, crushing/delumping, spin flash drying, fluid bed drying. Pulverization and sieving to required mesh size.
Testing at raw, in-process, and final stages. Analytical techniques: HPLC, UV-Vis, GC, TLC COA (Certificate of Analysis) preparation.
Multi-batch composition. Purity standardization for intermediates, final products.
Packed in HDPE drums, SS/Paper/Fiber drums, or bags. Labeled with batch numbers and regulatory info. (25 kg-500 kg or more)
Stored in finished goods warehouse. FEFO/FIFO inventory management. Export documentation (Specifications, SDS, COA, etc.)
| Product Name | 2,5–Aniline Disulfonic Acid | CAS No. | 98-44-2 |
| Purity | 80% Min | ||
| Appearance | Moist white powder | ||
| Mole. Weight | 253.2 g/mole (Monosodium salt: 275.2 g/mole) | ||
| Structural Formula | ![]() |
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| Emp. Formula | C6H7NO6S2 | ||
| Insolubility | 0.1% Max | ||
| Metallic | 0.5% Max | ||
| Moisture | 10% Max | ||
| Application | Intermediate for optical brightening agents and dyes such as Direct Blue 70, 78, 82, 83, Direct Black 77, Direct Green 20, Direct Red 103, Film Orange P, Mordant Azol Printing Bordeaux B, and Pigment Saturn Yellow 5 GL. | ||
| Safety Instruction | Use PPE such as Rubber/Plastic Gloves, Apron, and Safety Goggles. | ||
| Packing | 25, 50, 500 (Jumbo) Kg HDPE bags with separate liner as per customer requirement. | ||
| Storage | Protect from fire and sunlight. | ||