Nalco Pulv 19 is a powdered oxygen scavenger based on sodium metabisulfite (SMBS). It rapidly removes dissolved oxygen in boiler water, preventing corrosion and extending equipment life.
Nalco Pulv 19 (Powder)
Product Name:
Nalco Pulv 19 (Powder)
Chemical Formula:
Sodium Metabisulfite (Na₂S₂O₅)
Area of usage:
- Boiler water treatment
- Oxygen scavenging in feedwater
Recommended Dosage:
- 10–50 ppm depending on oxygen ingress
Technical Data Summary:
- Appearance: White crystalline powder
- pH: ~4.0 (1% solution)
- Solubility: Fully soluble in water
- Stability: Stable; avoid prolonged air exposure (oxidizes)
- Shelf Life: 1 year (dry storage)
Why Choose This Product / Key Benefits:
- Strong oxygen scavenging capacity
- Easy to transport and store as powder
- Safe alternative to liquid scavengers in some applications
FAQs:
Q: Is SMBS food-grade?
A: Yes, approved for food-contact steam within regulated limits.
Q: Does it affect boiler TDS?
A: Yes, overdosing increases dissolved solids and blowdown requirements.