| Customization: | Available |
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| CAS No.: | 26099-09-2 |
| Formula: | (C4h404)N |
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Hydrolyzed Polymaleic Anhydride CAS: 26099-09-2
Properties:
HPMA is a low molecular weight polymeride, with average molecular weight 400-800. No toxicity, soluble in water, high chemical and thermal stability, decomposed temperature above 330ºC. HPMA has obvious threshold effect under high temperature (350ºC) and high pH(8.3)level, suitable to be used in alkaline water system or built with agents. It has good scale inhibition against carbonate and phosphate scales under temperature 300ºC with effective time as long as 100 hours. Due to its good scale inhibition and high temperature tolerance properties, HPMA is widely used in desalination plant of flash vaporization equipment, low pressure boiler, steam locomotive, crude oil evaporation, petroleum pipeline, and industrial circulating cool water systems. In addition, HPMA has good corrosion inhibition effect when used together with zinc salt. HPMA can also used as additives for cement.
Specification
Hydrolyzed Polymaleic Anhydride (HPMA) Cas:26099-09-02
| items | index |
| Appearance | Pale yellow to umber transparent liquid |
| Solid content % | 48.0 min |
| Bromine value mg/g | 80.0 max |
| Average molecular weight | 450 min |
| pH (1% solution) | 2.0-3.0 |
| Density (20ºC) g/cm3 | 1.18 min |
Welcome to contact us to get complete COA.
Shanghai Lonwin Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high
quality pharmaceuticals, intermediates, special chemicals and other fine chemicals.
We could give you:
1.Best quality in your requirement
2.Competitive price in China market
3.Mature Technical support
4.Professional logistic support
All we want is win-win business. Send yr. inquiries, you will get it!
Storage:
keep container tightly closed in a dry and well-ventilated place.
Packing:25kgs/bag or 25kgs/drum
| Weight | Packing |
| <25KG | By foil-alum bag/pap/bottle |
| ≥25kg | Package: 25kg/drum/bag or as your request |
Lonwin Chemical Industry Group. is a company committing to contract synthesis and production of photoinitiators,
fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and REACH international
certification, in Jiangsu, Anhui and other places with decades of cooperation of OEM processing plants, to provide a
more solid support for the customized production service of special chemicals.
Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East, and customers
are highly satisfied with our products and service!
To achieve sustainable and steady development, we establish closely cooperative relationships with famous
universities and institutions of China. We regularly exchange information with them and make cooperation on the
R&D of new technologies.
Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are doing our best to
meet demands of customers all around the world. We sincerely welcome your visit and business, and look forward
to cooperating with you for expanding international market together!
Q1: Have your Product Quality been Approved by Third Party Lab
A: Yes, All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China. So you will be assured
with Good Quality if you choose us.
Q2: How do you treat quality complaint
A: First of all, our QC department will do strict examination of our export products by HPLC, UV, GC,TLC and so on in order to
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.
Q3: How to cooperate with us
A: You can contact us for cooperation through the website contact information, or contact with the salesmen in our company.
We will connect you about the specific detail via email.
Q4: Do you Accept Sample Order
A: Yes, we accept small order from 10g, 100g and 1kg for your evaluation quality of our goods.
Q5: Is there any discount
A: Yes, for larger quantity, we always support with better price.
Q6: How long does it take to the goods arrived
A: It is Depending on your location.
For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, EMS.
For mass order, please allow 5-8 days by Air, 20-35 days by Sea.
Q7: Do you have any reshipment policy
A: We have good after-sale service and re-shipment policy if the parcel lose.
Our long association with our clients has brought great benefits.
We always take the upmost care in the packaging of our products .
Our clients will confirm this as even they struggle to find them without help at times.
But in spite of our best efforts it is still possible will seize a small number of packages.
In this circumstance we promise reship free to establish long term relationship.
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