Melting point :300 °C
Boiling point :443.25°C (rough estimate)
Density :1.5756 (rough estimate)
bulk density :330kg/m3
refractive index :1.8000 (estimate)
storage temp. :no restrictions.
solubility :1g/l
Colour Index :56085
pka :pK1:0.0;pK2:9.20;pK3:10.50 (25°C)
form :Solid
color :Reddish-violet
Odor :Odorless
PH :5 (1g/l, H2O, 20℃)
Water Solubility :Slightly soluble
λmax :525 nm
Merck :14,6306
BRN :3582175
Major Application :diagnostic assay manufacturing
hematology
histology InChI :1S/C8H5N5O6.H3N/c14-3-1(4(15)11-7(18)10-3)9-2-5(16)12-8(19)13-6(2)17;/h(H2,10,11,14,15,18)(H3,12,13,16,17,19);1H3
InChIKey :HZRQHQKDQSVFMQ-UHFFFAOYSA-N
SMILES :N.OC1=C(\N=C2\C(=O)NC(=O)NC2=O)C(=O)NC(=O)N1
NIST Chemistry Reference :Ammonium purpurate(3051-09-0)
EPA Substance Registry System :2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-[(hexahydro-2,4,6-trioxo-5-pyrimidinyl)imino]-, monoammonium salt (3051-09-0)

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 H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P310 Immediately call a POISON CENTER or doctor/physician.