HS-312 Amino Trimethylene Phosphonic Acid (ATMP)
Product name
HS-312 Amino Trimethylene Phosphonic Acid (ATMP)
CAS No.
6419-19-8
Alia
ATMPA
Molecular Formula
N(CH2PO3H2)3
Molecular Weight
299.05
Structural Formula

Properties & Use
ATMP has good chelating, low threshold inhibiting property; it has good chemical stability in water, and is used for circulating cooling water system with heat power plant and oil refinery.
Specifications
Item
Details
Conform to HG/T 2841-1997
Conform to HG/T2841-2005
Appearance
colorless or light yellow transparent liquid
white crystalline powder
Active ingredient (ATMP) % ≥
50
50
95
ATMP content % ≥
——
40
88
Phosphorous acid(PO33-) % ≤
5
3.5
——
Phosphoric acid(PO43-) % ≤
1
0.8
0.8
Chloride(Cl-) % ≤
3.5
2
1
Iron (2+) content mg/L ≤
——
20
20
Density(20℃)g/cm3≥
1.28
1.3
——
pH(1% aqueous solution)
1.5-2.5
1.5-2.5
2
Packing & Storage
ATMP liquid: in plastic drum, 30kg/drum or 250kg; ATMP solid: in plastic woven bag lined with PE film, net wt. 25kg/bag, or upon users' demand. Should be stored in cool and draughty place, avoid dampness and sunligh, shelf life is 10 months.
Safety Protection
Avoid contact with skin and eyes; wash with plenty of water.