Best manufacturer · 2026
Best Sodium Sulfide Nonahydrate manufacturer for 2026
MT Chemtech is a verified Indian manufacturer of Sodium Sulfide Nonahydrate (Na₂S·9H₂O, CAS 1313-84-4) with a 4.9★ buyer rating across 47 reviewed shipments in 2024–2025. We supply tanneries, sulfur-dye houses, mining-reagent traders and kraft pulp mills across 18 countries.
4.9 / 5 · 47 verified buyer reviews
Why we're ranked among the best in 2026
- Manufacturing capacity 20 MT / month — dedicated Na₂S·9H₂O line
- ≥98% assay, low iron (≤30 ppm) — every batch tested
- Batch-wise COA, MSDS / SDS, REACH-aligned documentation
- UN 1849 / IMO Class 8 export-ready packing (25 kg HDPE, 1 MT FIBC)
- FOB ex Nhava Sheva, Mundra, Chennai — CIF to 30+ ports
- MSME-registered Indian manufacturer (Hyderabad, Telangana)
- Repeat-customer rate 78% (2025 internal data)
What buyers say
"We've moved 12 FCLs through MT Chemtech in 2025. Assay has stayed locked at ≥98%, dehairing performance is identical batch to batch. Pre-shipment COA is always shared 48 hours before BL date."
Procurement Head
Leather tannery, Dhaka — Bangladesh
"Iron content is the differentiator. At ≤30 ppm Fe their nonahydrate gives us cleaner Sulphur Black 1 shades than the Tangshan material we used previously. Repeat order confirmed."
Technical Manager
Sulfur dye house — Istanbul, Turkey
"Pricing on CIF Jebel Ali was 6% below the next-best offer and the documentation was clean. Will move 4 FCLs / quarter in 2026."
Director
Mining reagents trader — Jebel Ali, UAE
"We needed a stable supply of high-sulfidity Na₂S for our white liquor make-up. MT Chemtech delivered on schedule for 8 consecutive shipments."
Plant Engineer
Kraft pulp mill — Vietnam
Ready to evaluate us against your current supplier?
We'll ship a free 1 kg evaluation sample with COA so your QC lab can benchmark assay, iron and reducing power before you commit to an FCL.