Products Description
Product name:Potassium 2 5-dihydroxybenzenesulfonate
CAS:21799-87-1
MF:C6H7KO5S
MW:230.28
EINECS: 244-584-7
Melting point: 251 °C
Boiling point: 591.05℃
Density: 1.74 g/cm3
Purity:≥99%
Apparance
White powder
Application
1. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 is used as an organic synthesis intermediate for producing dyes, pharmaceuticals, and fine chemicals.
2. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 serves as a biochemical reagent and specialty chemical in life science research, copolymer film synthesis, and as a component in photographic developing solutions .
3. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 functions as a corrosion inhibitor in aqueous systems and as a monomer for sulfonated polymer electrolyte membranes in fuel cell applications .
Storage
1. Store Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 in a tightly closed container in a dry, cool, and well-ventilated place, protected from moisture .
2. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 is air-sensitive and should be stored under an inert gas (nitrogen) at 4°C for optimal stability .
3. For stock solutions, store Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 at -80°C for up to 6 months or at -20°C for up to 1 month under nitrogen, avoiding repeated freeze-thaw cycles .
Health Hazards of Potassium 2 5-dihydroxybenzenesulfonate CAS 21799-87-1
1. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 causes skin irritation (H315) .
2. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 causes serious eye irritation (H319) .
3. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 may cause respiratory irritation (H335) upon inhalation of dust .
Is Potassium 2 5-dihydroxybenzenesulfonate CAS 21799-87-1 safe?
1. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 is classified as a warning-level hazard (GHS07) with the signal word Warning under GHS .
2. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 requires protective equipment including a dust mask (N95 type), safety goggles, and gloves when handling .
3. Potassium 2,5-dihydroxybenzenesulfonate CAS 21799-87-1 must not be released into drains or the environment; spills should be swept up and placed in closed containers for disposal as hazardous waste .
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Packaging
1 kg/bag, 25 kg/bag, 1000 kg/bag or based on customers' requirements.
Packaging Pictures
Transportation & Payment
Transportation
We arrange suitable logistics schemes based on each customer's needs. Small-volume goods can be delivered via air shipment or international express services like FedEx, DHL, TNT, UPS and specialized cross-border logistics lines. For bulk orders, sea transportation can be arranged to reach your appointed port. Beyond that, we are capable of offering value-added customized logistics services considering product features and specific client requests.
Payment
To facilitate smooth cooperation,we offers multiple flexible settlement solutions for clients. Small orders can be settled via PayPal, Western union. For substantial orders, we adopt T/T, L/C at sight. Furthermore, Alipay and WeChat pay have become popular payment choices among our customers.
Customer Visit
Customer Trust
FAQ
fAQ
Q:1.What is your MOQ?
A: The minimum order quantity is 1kg, but it varies depending on the different products and is flexible.
Q:2. Is sample available?
A: Yes, of course, small sample for test can be offered.
Q:3.How long can the product be stored?
A: Under proper sealed storage conditions, the shelf life is 24 months.
Q:4.Will you support after-sales service if there is any quality problem?
A: Please provide test data and photos once quality issue occurs. We will negotiate proper solution for you.
Q:5.What documents will be provided for customs clearance?
A: We can provide commercial invoice, packing list, MSDS, COA as customs required.
Q:6.What is the lead time?
A: If shipped by couriers or air, it usually cost 6-10 days.
If shipped by sea, it usually cost 5-41 days, which depends on your destination.
Contact Us
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