| Customization: | Available |
|---|---|
| CAS No.: | 7775146 |
| Formula: | Na2s2o4 |
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Product: So-dium hydr-osulfite
CAS No: 7775--14--6
Purity: ,88%
MF: Na2S2O4
MW: 174.11
MP:300 °C
BP:1390°C
Density:2.13
Storage temp.:Store at RT.
Solubility:250 g/L (20°C)
Water Solubility:250 g/L (20°C)
CAS DataBase Reference:7775--14--6(CAS DataBase Reference)
NaCO3(wt%):2-6
Appearance: Free-flowing white crystalline powder
Odor: Odorless or with a slight odor of su-lfur dioxi-de
Usage: S-odium Hydr-osulphite is widely used in textile industry for vat dyeing, reduction cleaning, printing and stripping etc
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SODI-UM HYDROSU-LFITE 85%
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ITEM
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STANDARD
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TESTING RESULT
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Purity(wt%)
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85min
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85.84
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Na2CO3(wt%)
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3-4
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3.41
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Na2S2O3(wt%)
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1-2
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1.39
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Na2S2O5(wt%)
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5.5 -7.5
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6.93
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Na2SO3(wt%)
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1-2
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1.47
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Fe(ppm)
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20max
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18
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Water lnsoluble
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0.1
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0.05
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HCOONa
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0.05max
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0.04
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Appearance
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White crystalline powder
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Odor
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No or light sulfurous acid
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SODI-UM HYDROSU-LFITE 88%
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Na2S2O4%
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Water insolubles%
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Heavy Metal Content(ppm)
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Na2CO3%
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Fe(ppm)
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Zn(ppm)
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88 MIN
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0.05MAX
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1MAX
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1-5.0
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20MAX
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1MAX
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88.59
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0.043
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0.34
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3.68
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18
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0.9
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APPRIENCE:WHITE CRYSTALLINE POWDER
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ODOR: ORDORLESS OF SUL-FUR DIOXI-DE
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1. With the function of antioxidant,anti-radicalization and anti-aging;
2. With the function of treating acute conjunctivitis, bronchitis, gastritis, enteritis and urinary stones;
3. With the function of reducing blood sugar and cholesterol and having the great effect to prevent hypertension;
4. With the function of improving blood circulation and detoxification;
5. With the function of enhancing immunity.
| Model No. | 7775--14--6 | Purity | 88% |
| Appearance | Powder | Freezing Point | 52-55 ºC |
| Molecular Weight (MW) | 174.1 | Sample | Available |
| Grade | Industry Grade/Food Grade | Hazard Class | 4.2 |
| Origin | China | Transport Package | Iron Drum |
| Density | 2.189 G/Cm³ | Production Capacity | 500 tons/Month |
| MOQ | 1KGS | Formula | Na2s2o4 |
1.Preferentially DHL, FedEX or TNT for quantity less than 50kg, air shipping for 100kg above, sea shipping for quantity over 500kg.
2.For customers from Russia,Mexico,Turkey,Solvenia,Romania,etc,before placing an order,please kindly confirm if you can make clearance when goods reach your customs
| Shipping Terms | ||
| By Express | By Air | By Sea |
| Suitable for under 50kg Fast:3-4 days High cost Door to door service Easy to pick up the goods |
Suitable for more than 50kg Fast:3-4 days High cost Airport to airport Professional broker needed |
Suitable for more than 500kg Slow:15-30 days Low cost Port to port Professional broker needed |
CHONG QING(CQ) HAI CHEMICAL CO.,LTD i is a professional chemical company in China. Specializing deal and export
various kinds of quality chemicals since 2010. The products Include industry chemical, Animal feed additive, Food
additive, Agrochemical, Fertilizer, pharm, water treatment and Detergent ,Minerals etc. Our management
team has over 14 years of combined expertise meeting the needs of clients. We are proud our quality chemcials and
service was approbated by the clients in the worldwide.
CHONG QING(CQ) HAI CHEMICAL CO.,LTD is an ISO9001:2008 certificated organization. We alway pay attention to the
quality control. For us, quality means satisfied clients. Only by constantly improving our internal and external
procedures are we able to remain a reliable supplier of chemicals for our clients worldwide. Every step of the
distribution chain is constantly checked and rechecked to guarantee the quality. Through continuous improvement in
quality and service, we will provide our customers with products of optimum quality consistent with their
requirements.
Besides the quality, we think the competitive price of goods is also important. Our comprehensive distribution
network, buying power and efficient inventory management system allow us to offer our products at the best possible
prices. Our principle is: Quality Chemicals With Competitive Prices - We Supply!
Up to now many of our chemicals have been done REACH final registration. It is convenient for the clients to use
our chemicals in Europe market.
Your satisfaction is our most interested thing. Also your any suggestion will be highly welcome by us. Now enjoy
your visiting and hope to hearing from you!
Q1.What is the Trade Term?
A1:Ex-work factory , FOB Qingdao, FOB Shanghai,FOB Fujian, CIF
Q2. How long is the guarantee (period)?
A2:One years quality warranty .
Q3: Can I get samples?
A3: Yes, we can supply free sample, you pay for the freight charge only.
Q4: How to pay?
A4: PI will be sent firstly after our aligned products specification. Payment by Paypal , T/T, Western Union,LC, are ok.
Q5: How is your MOQ?
A5: Normally speaking, our MOQ is 1kg. But we can also accept less quantity such as 100g on the condition that sample charge is100% paid.
Q6: How can you guarantee the quality of your products ?
1. Our staff are all experienced in chemical products or related major background, they are well trained before quotation.
2. Free sample or pre-shipment sample are available for our new cooperation before you place commercial order. We are sure the same specification commercial products as sample to customers
3. Third Party Inspection like SGS can be arranged according to your requirement before shipping.
4. On-Spot QC in our APPROVED associated production bases with necessary certification like GMP, ISO etc.
Q7.How long is our Production leading time?
A7:within 15-20 days upon receive deposit in normal season, and 25-30days in our busy time(August,September,October).
Q8.What kind of documents we will provide to you?
A8:B/L,Commercial Invoice, Packing List,Certificate of Original. with these documents you or your borker can do the customs declaration at your side.
Q9. During shipping, if there is a damage to products, how do you get replacement?
A9: During shipping,our shipping angancy will try to ensure the safety of the goods.If there is a damage to products, they would be responsible for the damage .If it is not a very serious problems,we will help you and compensate you the damaged parts.
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