1. Product Description:
English name: POTASSIUM METABISULFITE
CAS number: 16731-55-8
Molecular formula: K2O5S2
Molecular weight: 222.32
EINECS number: 240-795-3
MDL No. : MFCD00167605
Stats
Melting point 190°C
Density 2.34 g/cm3
Vapor density 2.3 (vs air)
Storage conditions Store at +5°C to +30°C.
Solubility H2O: 0.1M at 20 °C, clear, colorless
Form Powder/Solid
The color is White to slightly yellow
Specific gravity 2.3
The Odor was Odorless
PH 2.5-4.5 (25℃, 0.1M in H2O)
Acid-base indicator color-changing ph range 3-4.5at 22.2g /l at 25 °C
Soluble in water. Insoluble in ethanol. Soluble in water.
Maximum wavelength (λmax)267nm(H2O)(lit.)
Air Sensitive Air sensitive
Decomposition150°C
Merck14, 7645
Safety information
hazard symbol (GHS)GHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07
Danger
Hazard Description H318-H335
Precautions P261-P271-P280-P304+P340+P312-P305+P351+P338-P403+P233
Hazard category code 31-36/37/38-41
Safety information 26-36-39
WGK Germany1
RTECS number TT4920000
F23
TSCAYes
Customs Code 28322000
Toxicity LD50 orally in Rabbit: 2300 mg/kg
2. Basic Info.
| Product name | POTASSIUM METABISULFITE |
| CAS | 16731-55-8 |
LOGP | 0.27220 |
| MW | 222.32400 |
PSA
| 124.92000 |
3. Detailed Photo
4.Our advantages:
1) Timely communication, reply within 12 hours.You can leave any messages on our whatsapp or send email to us.
2)Selecting raw materials strictly,our products are the highest purity.
3)Reasonable and competitive price.
4) Free sample for your evaluation.Customers only need to undertake the shipping fee for delivery the samples to your destionation.
5)OEM/ODM Available.Trial order is available for testing after samples.
6) Packaging can be customized according to each buyers' special request.
We guarantee that your package will pass 100% through the Mexico US, UK, Australia, Netherlands, Canada, France, Germany, Spain, Belgium, Sweden, Poland, Russian, Ukraine, Kazakhstan, Czech Republic, Slovakia, Portugal.
We have freight forwarders in these countries, and our customs clearance company will clear your parcels without any customs issues, sometimes even 1000 kg. Door to door service. Make sure you receive 100% of the goods. Let you have a good experience of our strong freight capacity.
5.Company Introduction
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and development production of reagent tens of thousands of species. our aim is quality strives for the survival. Seek development by credit reputation. Our products have big price advantage in Europe South America and so on .and Our company also has the advantage of high quality in Africa. in the past two years our products has reached more than 30 countries in the world, Europe. South America. North America, southeast Asia, Africa, etc. We welcome all over the world with the best quality and lowest price friend common cooperation and common development!
6.After Sales Service
1) Best quality in your requirement
2)Competitive price in china market
3)Mature technical support
4)Professional logistic support
5 )Full experience of large numberscontainers loading in chinese sea port
6 )Fast shipment by reputed shipping line
7) Packing with pallet as buyer's special request
8) Best service after shipment.
9) Cargoes together with container after-sales service available
10) Full experience in export
11)Raw materials from chinese origin
7. FAQ
What is the way you ship?
Express: FedEx, UPS, EMS, DHL, USPS, TNT, DPD, Aramex etc
Our way of shipping the products is universal and secure.
The company name and other contents related to pharmacy are not written on the package slips.
The way of packing is regularly changed for a secure delivery.
The packages are small in order to avoid unwelcomed questions . If the order is big, then it will be divided into two or more packages
Can the packages be trackable?
YES, we provide tracking number and you can track on internet.
Where do you ship to?
Worldwide.
Do you offer domestic shipping/remail shipping?
Yes we can ship to USA/UK/Canada/Australia/Germany etc warehouse first then to you.
Do you ensure your packing , what about customs, what happens if the package is retained?
We concern a lot about our safety system, we pack the orders as secure as possible. If a package is seized at customs, reships of seized orders will be done provided you have a copy of the letter to show us. If you receive a seizure letter, please contact us immediately with a scanned copy of the seizure letter, and also a new address to have your order reshipped to.
Which payment options are available?
Bitcoin
Western Union
Bank wire
MoneyGram
China
