Prix FOB
Obtenir le dernier prix1000 ~ 1200 / Ton ( Negotiable )
|18 Ton Minimum Order
Pays:
China
N ° de modèle:
Sodium Hydrosulfite SHS 85% 88% 90%
Prix FOB:
1000 ~ 1200 / Ton ( Negotiable ) Obtenir le dernier prix
Localité:
China
Prix de commande minimale:
1000 per Ton
Commande minimale:
18 Ton
Packaging Detail:
50kg drum/ 100kg drum
Heure de livraison:
7 days
Capacité de Fournir:
3000 Ton per Month
Payment Type:
T/T, L/C, D/A, D/P, Western Union, Money Gram, PayPal
Groupe de produits :
Personne àcontacter Doris
No.38,Jinshui District,, Zhengzhou, Henan
Sodium
Hydrosulfite (powder type)
CAS No.:7775-14-6Â
Chemical Formula:Na2S2O4Â
Odor:Odorless or with a slight odor of sulfur dioxideÂ
Appearance:Free-flowing white crystalline powderÂ
Pacgage:Â 50kg,100kg,200kg iron drums with double polyethylene
liners; 500kg,1200kgintermediate bluk container(IBC)
Product Specification:
| Item | Technical Grade | Food Grade | ||
| Na2S2O4 | 90% | Â 88% | Â 85% | Â 85% |
| Iron(Fe) | Â 20ppm | Â 20ppm | Â 20ppm | Â 20ppm |
| zinc(Zn) | Â 1ppm | Â 1ppm | Â 1ppm | Â 1ppm |
| solution appearance | Â clear | Â clear | Â clear | clear |
| EDTA | / | / | / | qualified |
| Arsenic(As) | / | / | / | Â 1ppm |
| other heavy metal(as Pb) | / | / | / | Â 1ppm |
| Formate | / | / | / | Â 0.05% |
| water insolubles | Â 0.05% | Â 0.05% | Â 0.05% | / |
| shelf life(months) | 12 | 12 | 12 | 12 |
Usage:
1. Widely used in textile industry for vat dyeing, reduction
cleaning, printing and stripping, textile textile bleaching.
2. It is also used in bleaching paper pulps , especially
mechanical pulps, it's the most fittable bleaching agent in
pulps.Â
3. It is used in bleaching kaolin clay, fur bleaching and
reductive whitening, bleaching of bamboo products and straw
products.
4. It is used in mineral, the compound of thiourea and other
sulphides.Â
5. It is used as reducing agent in chemical industry.
6. Sodium hydrosulfite food additive grade is used in
foodstuffs, as bleaching agent and preservative dried fruits, dried
vegetable, vermicelli, glucose, sugar, rock sugar, caramel, candy,
liquid glucose, bamboo shoots, mushrooms and canned
mushrooms.
Characteristics of sodium
hydrosulfite solution:
1. higher solution strength
(Na2S2O4:around 165g/L) than other solution type sodium
hydrosulfite.
2. can be transported and stored
under normal temperature(5-25°C)without needing
refrigeration.
3. Applica: It is widely used in the
textile industry for vat dyeing ,reduction cleaning ,printing and
stripping ,textile materials bleaching .It is also used in
bleaching paper pulps , especially mechanical pulp;bleaching kaolin
clay and foodstuffs .As a reducing agent ,it is used in organic
synthesizing .Â
4. Specific hazards:Â Our sodium
hydrosulfite is highly stable when stored in dry closed
containers.however,all sodium hydrosulfite by nature is a very
reactive chemical which can decompose when exposed to air and
moisture or contacts with small quantities of water .decomposition
will result in spontaneously ignition and liberating
toxicgas--SO2.React violently with oxidants which will lead to
combustion or explosion.Â
5. Extinguishing Media:Â a large
amount of water.Â
6. Extinguish Method
:Â Usingsufficient amount of water drown the product
completely. other extinguishing media may not stop
decompositionthoroughly.Â
7. Storage & handling:Â The product must be always handled
and stored in sealed clean iron drums or bulk containers.Avoid
contacts with moisture , acids, oxidizing chemicals and combustible
organic substances . Protect the product away from direct sunlight
, heat , sparks and open flames. Carefully handle the product and
avoid damaging the package.Â
8. Spillage:Â Sweep up immediately all spillage of sodium
hydrosulfite around the application and storage areas.Deposit it in
a dry and clean container where it can be dissolved in water.Wash
the area invovlved with water .If the product is suspected to
already absorbed moisture.use it as soon as possible (if it is
impossible to use it immediately,you need to dispose
it.)Â
Our Service For
You
1.
Sample can be offered with free charge.Â
2. We have full stock and can deliver within short
time.Â
3. OEM order are accepted, Any kind of logo printing or design
are available.Â
4. Good Quality +Â Factory Price +Â Quick Response
+Â Reliable Service, is what we are trying best to offer
you.
5. All of our products are produce by our professional workman and
we have our high-work-effect foreign trade team, you can totally
believe our service.Â
6. We have many years experience for export, we
cherish every order from our honor.Â
Contact Us
Now!
If you
are interested in any of our products or solutions, please feel
free to contact us. We ensure that any of your requirements
will be get prompt attention and best efforts from our side
always.
Miss
Doris
Regional
Manager |Â International trade
department
Â
| Pays: | China |
| N ° de modèle: | Sodium Hydrosulfite SHS 85% 88% 90% |
| Prix FOB: | 1000 ~ 1200 / Ton ( Negotiable ) Obtenir le dernier prix |
| Localité: | China |
| Prix de commande minimale: | 1000 per Ton |
| Commande minimale: | 18 Ton |
| Packaging Detail: | 50kg drum/ 100kg drum |
| Heure de livraison: | 7 days |
| Capacité de Fournir: | 3000 Ton per Month |
| Payment Type: | T/T, L/C, D/A, D/P, Western Union, Money Gram, PayPal |
| Groupe de produits : | Textile And Leather |
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