Sodium Hydrosulphide Flakes 70% For Leather Tanning
US $300.00-$500.00
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Our plant Na2S Technical Reaction Process | ||
1st Step | 4S+CH4 — CS2+2H2S (CS2 is our core product and super pure excessive H2S which happed to be our advantages in acquiring our another core products Na2S & NaHS) | |
2nd Step | H2S+2NaOH — Na2S+2H2O (By this way, excessive H2S being absorbed by obtaining our another core product Na2S) |
CAS# | 1313-82-2 |
Formula | NA2S |
Color | Colorless White to Yellow or Red |
Molar Mass | 78.0452 g/mol |
Synonyms | Disodium Sulfide, Disodium Monosulfide, NA2S |
Applications | Dyes & Detergents, Leather Treatment / Processing, Pulp and Paper, Plastics & Rubbers, Photography, Textile Industry, Water Treatment |
Email/Whatsapp | mamy@baijin-group.com / +86 13761962147 |
INVOICE NO.:BJRMF2020-10 | QUANTITY:25MT;1000BAGS |
BATCH NO.:201005 | MANUFACTURE DATE: Oct. 5,2020 |
PRODUCT NAME:SODIUM SULPHIDE FLAKES 60%MIN RED FLAKES INDUSTRY GRADE 25KG BAG WITH PALLET NET WEIGHT:25000KG | EXPIRY DATE: Oct. 4th, 2021 |
PACKING SPECS:25KG BAG | REPORT DATE: Oct. 8,2020 |
ITEM | SPECIFICATION | RESULT VLAUE | |
APPEARANCE | RED FLAKES | CONFORM | |
Na2S | 60% min | 60.45 % | |
Fe | 0.15%max | 0.013% | |
Na2CO3 | 3%max | 1.85% | |
Water Insoluble | 0.05% max | 0.05% | |
Conclusion | Qualified |