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Shanghai Sunwise Chemical Co., Ltd.

2-Phosphonobutane-1 2 4-Tricarboxylic Acid, 37971-36-1, PBTCA manufacturer / supplier in China, offering 2-Phosphonobutane-1, 2, 4-Tricarboxylic Acid CAS 37971-36-1 PBTCA for Water Treatment, 5-Methyl-1h-Benzotriazole 99% Powder CAS: 136-85-6, Light Stabilizer CAS No. 1843-05-6; UV 531 and so on.

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Supplier Homepage Product Water Treatment Chemicals and biocides 2-Phosphonobutane-1, 2, 4-Tricarboxylic Acid CAS 37971-36-1 PBTCA for Water Treatment

2-Phosphonobutane-1, 2, 4-Tricarboxylic Acid CAS 37971-36-1 PBTCA for Water Treatment

FOB Price: US $1-100 / KG
Min. Order: 1 KG
Min. Order FOB Price
1 KG US $1-100/ KG
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Production Capacity: 20kg/Month
Transport Package: in 250kgs Net Plastic Drum.
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: SW
  • CAS: 37971-36-1
  • Active Acid: 49.0-51.0%
  • Color (Apha): 125 Max
  • Trademark: SWC
  • Name: 2-Phosphonobutane-1,2,4-Tricarboxylic Acid
  • Appearance: Clear to Pale Yellow Liquid
  • Phosphorous Acid as Po33-: 0.8% Max
  • Iron Content (Fe): 35ppm Max
  • Origin: China
Product Description
Product Name:      2-Phosphonobutane-1,2,4-tricarboxylic acid

Synonyms              Phosphino butane tricarboxylic acid; PBTCA
Molecular Formula C7H11O9P
Molecular Weight   270.13
CAS Number           37971-36-1
EINECS/ELINCS    253-733-5
Appearance            clear to pale yellow liquid
Solubility                miscible in water
Stability                   stable under ordinary conditions

AppearanceClear to pale yellow liquid
Active Acid49.0-51.0%
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 20ºC1.270g/cm3 min
Color (APHA)125 max
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. 
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