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Basic Info

Model NO.	98-37-3
Colour	White
CAS	98-37-3
Sample	Ok
Package	Drum
Delivery	by Air, by Sea
Keywords	98-37-3
Other Name	3-Amino-4-Hydroxybenzenesulfonic Acid
MOQ	1g
Usage	Research Reagent
Transport Package	Bottle
Specification	98-37-3
Trademark	crovell
Origin	China
HS Code	3001901000
Production Capacity	1000000kg/Year

Product Description

China sell research reagent 3-Amino-4-hydroxybenzenesulfonic acid CAS 98-37-3

Product Description

Grouping	Other reagents
Keywords	2-Aminophenol-4-sulfonic acid
Brand	Crovell
Model	R1674
Place of Origin	Hebei, China (Mainland)
Payment	T/T
Port	Hebei
Supply Capacity	100 Kilogram/Kilograms per Month
Packing	5 grams/piece
Other packaging	please consult customer service

English Name: 2-amino-4-sulfonic acid; 3-amino-4-hydroxybenzenesulfonic acid

Other names: 3-amino-4-hydroxybenzenesulfonic acid; 2-amino-1-phenol-4-sulfonic acid; o-aminophenol search sulfonic acid; 2-aminophenol-4-sulfonic acid; 3-amino-4-phenol sulfonic acid; 2-aminophenol sulfonic acid; 2-amino-1-phenyl-4-sulfonic acid

CAS No.: 98-37-3

C6H7NO4S=189.19

Level: br

Content: ≥ 98.0% (neutralization titration)

Water content: ≤ 9.0%

Burning residue: ≤ 2.0%

Properties: colorless prismatic crystal, soluble in hot water, very soluble in alkali solution, solubility in cold water about 1%. It turns cherry red and then brown when interacting with ferric chloride. Melting point 300 ºC

Purpose: biochemical research. Dye intermediate, used to produce acid mordant orange LR, acid mordant violet, reactive violet k-3r, direct sun resistant Brown BRL, etc

Save: RT

Detailed Photos

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Packaging & Shipping

By Express	By Air	By Sea
Suitable for under 50kg	Suitable for more than 50kg	Suitable for more than 500kg
Fast: 3-7 days	Fast: 3-7 days	slow: 3-7 days
High cost	Medium cost	Low cost
Door to door service	Port to port service	Port to port service

Company Profile

About our company

Thanks for your considering of Hebei Guanlang Biotechnology(Crovell).Crovell is a fast growing intermediates company,Which located in Shijiazhuang,Hebei Province.

Crovell is specialized in pharmaceutical intermediate,veterinary drug intermediates and dyes intermediates,such as phenylacetamide,dimethylamine hcl, benzyl chloride etc.Crovell also supply various industrial chemicals for customers, such as citric acid,potassium chloride etc.

So far,Crovell has business in more than 35 countries,most big customers come from europe and America, because among the suppliers in china,Crovell can always make the product quality best, some of the products from Crovell can reach the purity of 99.9+, such as 2-phenylacetamide. This is the important reason for customers who choosing Crovell.

 

FAQ Q1: Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
Q3: How to confirm the Product Quality before placing orders?
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.Q4:What's your MOQ?
A:Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.Q5: How about delivery leadtime?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)Q6:Is there a discount?
A:Different quantity has different discount.Q7: How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

 

contact me if you need order the 4-Methylpropiophenone