IndustrialIndustrial
Caustic Soda Flakes
Also known as: Sodium hydroxide flakes · NaOH flakes · Lye flakes
Caustic Soda Flakes (NaOH, ≥ 98%) is a cornerstone alkali for soap, detergent, textile, paper, water treatment and chemical manufacturing.
Quality
COA on every batch
Delivery
Pan-India dispatch
Packaging
3 options
Support
MSDS / TDS available
Select variant
Technical specifications
| Chemical formula | NaOH |
|---|---|
| CAS number | 1310-73-2 |
| HSN code | 28151200 |
| Molecular weight | 40.00 g/mol |
| Appearance | White flakes |
| Purity / assay | ≥ 98% |
| Solubility | Highly soluble in water (exothermic) |
| Storage | Store in sealed HDPE bags, away from moisture, acids and aluminium. |
| Shelf life | 24 months in sealed original packaging |
| Handling | Strongly corrosive. Full PPE required — face shield, gloves, apron. |
| Safety | Causes severe burns. See MSDS for spill and first-aid guidance. |
| Standards | IS 252, BIS |
Applications & industries
Sodium hydroxide in flake form used across soap, detergent, textile and chemical processing.
Industrial applications
Grades & packaging
Grades available
- Technical Grade
- Rayon Grade
Packaging
- 25 kg HDPE / paper bag — Retail and small-batch manufacturers
- 50 kg HDPE / paper bag — Standard industrial consumption
- 1000 kg jumbo bag — Bulk industrial consumers
Country of origin
Frequently asked questions
Do you supply Caustic Soda Flakes across India?+
Yes. SANR Chemicals dispatches Caustic Soda Flakes pan-India from Kolkata by road, rail and containerised freight, with LR / e-way bill support.
What is the minimum order quantity for Caustic Soda Flakes?+
MOQ depends on packaging and grade. For most industrial chemicals we can start from a single bag / drum for trials and scale to truckloads.
Can you share MSDS, TDS and COA for Caustic Soda Flakes?+
Absolutely. Full documentation including MSDS, TDS and batch-wise COA is provided against a signed enquiry. Use the "Request Documents" button on this page.
Do you offer custom packaging or private-label options?+
Yes. Subject to volume, we offer custom packaging (25 / 50 kg bags, jumbo bags, drums) and private-label options.