PBTCA Soulution 2-Phosphonobutane-1, 2, 4-Tricarboxylic Acid CAS No 37971-36-1

• CAS No.: 37971-36-1
• Formula: C7h11o9p
• EINECS: 253-733-5
• Certification: REACH
• Environmental Protection: No
• Color: Colorless
• Model NO.: 50%
• Appearance: Liquid
• Name: 2-Phosphonobutane-1, 2, 4-Tricarboxylic Acid
• CAS: 37971-36-1
• Active Acid: 49.0-51.0%
• Phosphorous Acid as Po33-: 0.8% Max
• Color (Apha): 125 Max
• Iron Content (Fe): 35ppm Max
• Transport Package: in 250kgs Net Plastic Drum.
• Trademark: SWC
• Origin: China
• Production Capacity: 20kg/Month

Product Description

Product Name:      2-Phosphonobutane-1,2,4-tricarboxylic acid

Identification
Synonyms              Phosphino butane tricarboxylic acid; PBTCA
Molecular Formula C7H11O9P
Molecular Weight   270.13
CAS Number           37971-36-1
EINECS/ELINCS    253-733-5

Properties
Appearance            clear to pale yellow liquid
Solubility                miscible in water
Stability                   stable under ordinary conditions

Specification

Item	Specification
Appearance	Clear to pale yellow liquid
Active Acid	49.0-51.0%
pH at 25ºC (1% solution)	2.0 max
Phosphorous acid as PO33-	0.8% max
Phosphoric acid as PO43-	0.5% max
Iron content (Fe)	35ppm max
Density at 20ºC	1.270g/cm3 min
Color (APHA)	125 max

Application
PBTCA is designed as a 50% aqueous solution to control calcium scale formation and precipitation in highly stressed alkaline Industrial water treatment and boiler systems. PBTCA has been widely used in industry as a sequestering agent and calcium carbonate scale inhibitor for applications in industrial water treatment and industrial cleaning.
Recommended Uses: Industrial water treatment and boiler systems. Controls scale where halogen-based biocides or hypochlorite bleach are employed.

Packing and Storage
Packing: In 250kgs net plastic drum.
Storage:   Keep tightly closed. 

Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; 

For those high value products, you just need to freight and certain product cost. When we both cooperate for 

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you. 

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) 

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on 

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement. 

Q5: How can you guarantee the goods you offer is qualified? 
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide 

for you all are qualified. We will have goods tested and provide COA before delivery for sure.