70% Yellow Flakes Sodium Hydrosulfide Nahs

70% Yellow Flakes Sodium Hydrosulfide Nahs. High Purity Content: Available in 50% to 80% purity with 70% standard grade for industrial applications. Comprehensive Certifications: Certified by CCIC, CIQ, RoHS, and ISO for quality assurance and compliance. Flexible Packaging Options: Available in 25kg, 50kg, 900kg, and 1000kg bags to suit various logistics needs. Large Production Capacity: Annual production capacity of 30,000 tons ensures stable supply for bulk orders. Versatile Industrial Applications: Used in mining, leather dehairing, silk desulfurization, and fertilizer production. Sample Availability: Free samples available; customer only needs to cover courier costs. Quality Guarantee: Each batch includes COA with support for replacement or refund on quality issues.