CAS No.
|
7365-45-9
|
Other Names
|
HEPES
|
MF
|
C8H18N2O4S
|
EINECS No.
|
230-907-9
|
Place of Origin
|
China
|
Grade Standard
|
Cosmetics Grade
|
Purity
|
99.5% min.
|
Appearance
|
PH manager
|
Full name
|
4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid
|
Product Name
|
HEPES
|
Shelf life
|
2 years
|
Apperance
|
white crystalline powder
|
Assay
|
99.5%MIN.
|
PH
|
4.80-5.60
|
Heavy Metals
|
less than 10ppm
|
Solubility
|
clear
|
Ultraviolet absorbance 260nm
|
less than 0.1
|
Iron
|
less than 5 ppm
|
Liquid products :
Drum of 5kg ,10 kg ,25 kg ,50 kg 200 kg ,250 kg . 1000 kg IBC drum. TANK with 20 tons ,25 tons .
Powder product :
Bag of 1 kg ,2 kg ,5 kg ,25 kg ,500kg ,1000 kg . Drum of 25 kg and 50 kg
Packaging can be customized according to customer requirements.
Q1: Are you a manufacture or trader?
A1: We are a manufacturer in China.
Q2: May I have a sample order?
A2: Yes, we welcome sample order to test and check our quality. Contact Us and tell me your requirement of the product you want. We can provide free sample,you just provide us the freight collect.
Q3: What is your acceptable payment term?
A3: L/C, T/T, Western Union, Paypal.
Q4: How about the validity of the offer?
A4: Usually our offer is valid for 1 week. However, validity might vary between different products.
Q5: What documents you provide?
A5: Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA, MSDS and Origin certificate. Please let us know if you need additional documents.