Water Treatment for 1-Hydroxyethylidene-1, 1-Diphosphonic Acid CAS 2809-21-4 HEDP in Stock

• CAS No.: 2809-21-4
• Formula: C2h8o7p2
• EINECS: 220-552-8
• Type: Synthesis Material Intermediates
• Appearance: Liquid
• Quality: Refined
• Model NO.: 1-Hydroxyethylidene-1, 1-diphosphonic acid
• Colour: Colorless
• Product Name: 1-Hydroxyethylidene-1, 1-Diphosphonic Acid
• CAS No: 2809-21-4
• Mf: C2h8o7p2
• Storage: Cool and Dry
• Transport Package: 200kg/Drum
• Specification: 1-Hydroxyethylidene-1, 1-diphosphonic acid
• Trademark: Guanlang
• Origin: China
• HS Code: 2811221000
• Production Capacity: 500000

Product Description

Product details:

CAS No. 2809-21-4
EINECS Entry Number :220-552-8
Aliases: hydroxyethyl diphosphonic acid, HEDPA, (1-hydroxyethyl) diphosphonic acid, 1-hydroxyethyl -1, 1-diphosphate
Molecular formula: C2H8O7P2
Relative molecular mass: 206.02

1-Hydroxyethylidene-1,1-diphosphonic acid HEDP CAS 629-82-3 Picture show:

1-Hydroxyethylidene-1,1-diphosphonic acid HEDP CAS 629-82-3 Specification:
 

Item	Index
	Solid	60% Liquid	50% Liquid
	HG/T 3537-2010		GB/T 26324-2010
Appearance	white crystal powder	clear or colorless to pale yellow aqueous solution	clear or colorless to pale yellow aqueous solution
Active content(HEDP)%	≥89	≥60	≥50
Phosphorous acid (as PO3³-)%	≤0.8	≤1	≤1
Phosphoric acid (as PO4³- )%	≤0.5	≤0.6	≤0.6
Chloride (as Cl-)%	≤0.01	≤0.01	≤0.01
pH (1% water solution)	1.5-2.0	1.5-2.0	1.5-2.0
Density (20ºC)g/cm3	--	≥1.40	≥1.36
Fe, mg/L	≤20.0	≤20.0	≤10.0
Active component (HEDP·H2O) /%	--	--	≥97.0
Ca sequestration (mg CaCO3/g)	--	≥500	≥450
This product is acidic, pay attention to labor protection during operation, should avoid contact with skin, eyes and so on, should immediately wash with plenty of water after contact.

1-Hydroxyethylidene-1,1-diphosphonic acid HEDP CAS 629-82-3 Application:

1-Hydroxyethylidene-1,1-diphosphonic acid is a kind of chemical raw material, which is often used in industrial water treatment, household cleaning products and personal care products.

1-Hydroxyethylidene-1,1-diphosphonic acid HEDP CAS 629-82-3 product Package:

Liquid:
Iron drum & plastic drum packaging
25kg /drum
170kg per unit
IBC/ISO tank

Solid
Plastic bag & kraft paper bag & fiber drum
1kg per bag
25kg per bag/drum


Transit could be DHL,UPS,TNT,EMS,Fedex,and so on.
For mass orders, it will be delivered by air or sea.
Depending on your location, please allow 1-5 business days for your order to arrive.
For small order, please expect 3-7 days by UPS DHL EMS.
For mass order, please allow 5-8 days by Air, 15-30 days by Sea.


Company profile:

Hebei Guanglang Biotechnology Co,.LTD is a fast growing intermediates company,Which located in Shijiazhuang, Hebei Province. 

Hebei Guanglang Biotechnology Co,.LTD is specialized in pharmaceutical intermediates, veterinary drug intermediates and dyes intermediates,such as phenylacetamide, Crovell also supply various industrial chemicals for customers, such as citric acid,potassium chloride etc. 

After ten years development,Hebei Guanglang Biotechnology Co,.LTD  has become a Diversified development company,not only involves in chemicals, but also real estate ,clothes ,agricultural products and so on. 




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FAQ:
Q: How to start orders or make payments?

A:You can send our your Purchase order(if your company has), or just send a simple confirmation by email or by Trade Manager, and
we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.

Q: 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.

Q: What's your MOQ?

A:For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low price product, our MOQ starts
from 100g and 1kg.

Q: Is there a discount?

A: Yes, for larger quantity, we always support with better price.

Q:How do you treat quality complaint?

First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we
will send you free goods for replacement or refund your loss.

Q:How to contact us ?
You can choose your interested products and send inquiry to us.You can dial our telephone directly, you will get our reply.