Melting point :60 °C
Density :1,915 g/cm³
bulk density :1000kg/m3
storage temp. :Store at +5°C to +30°C.
solubility :H₂O: 1 M at 20 °C, clear, colorless
form :Solid
color :White
PH :4.0-4.5 (25℃, 50mg/mL in H2O)
Odor :Odorless
PH Range :4.2 - 4.5
Water Solubility :SOLUBLE
Sensitive :Hygroscopic
λmax :λ: 260 nm Amax: 0.085
λ: 280 nm Amax: 0.070 Merck :14,8660
Stability :Stable.
Cosmetics Ingredients Functions :BUFFERING
DEODORANT
ANTI-SEBORRHEIC InChI :1S/Na.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+1;;;/p-1
InChIKey :VBJGJHBYWREJQD-UHFFFAOYSA-M
SMILES :O.O.[Na+].OP(O)([O-])=O || O.O.[Na+].OP(O)([O-])=O
CAS DataBase Reference :13472-35-0(CAS DataBase Reference)
EPA Substance Registry System :Phosphoric acid, monosodium salt (13472-35-0)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.