ACTIVE MATTER ( % BY WEIGHT ); |
96 + / -1 % |
NON DIGESTIVE OIL MATTER (% BY WEIGHT ) |
1 % MAX |
FREE SULPHURIC ACID (% BY WEIGHT ) |
1.5 MAX |
COLOR (KLETT) ( WHEN DISPATCHED ) |
50 AVG |
APPEARANCE |
APPEARANCE LIGHT YELLOW BROWN VISCOS LIQUID |
SOLUBILITY |
READILY SOLUBLE IN WATER |
PROPERTY |
UNIT |
LIMITS |
Purity on Dry Basis, Min |
% Wt |
99.9 |
Ash Content, Max |
% Wt |
0.03 |
Acidity, Max (HSO) |
% Wt |
0.005 |
Moisture, Max |
% Wt |
0.05 |
Organic Substance |
% Wt |
0.03 |
Color Bright |
Yellow |
|
Appearance |
Granular |
|
Mechanical Impurities |
Nil |
TEST |
RESULT |
NITROGEN CONTENT ( WT % ) MIN 46.000 |
46.000 |
MOISTURE ( WT % ) MAX |
0.500 |
BIURET CONTENT ( WT % ) MAX |
1.000 |
FORMALDEHYDE ( WT % ) MAX |
0.550 |
IRON ( PPM ) MAX |
1.000 |
FREE NH3 ( PPM ) MAX |
150.000 |
CRUSHING STRENTH - KG-MIN,DIAMETER 3.15 MM |
3.000 |
PRACTICLE SIZE 90 % MINIMUM |
2-4 MM |
SNO |
PROPERTY |
UNITS |
TEST RESULY |
NORMAL RANGE ( A ) |
TEST METHOD |
1 |
Purityas NaOH |
wt % |
99 |
98 Min |
JIS K 1200 |
2 |
Carbonates as Na2CO3 |
wt % |
0.5 > |
1.0 max |
JIS K 1200 |
3 |
Chlorides as NaCI |
wt % |
0.02 > |
0.06 max |
ASTM E 291 |
4 |
sulfates as Na2SO4 |
wt % |
0.003 > |
0.01 max |
ASTM E 291 |
5 |
Silicates as SiO2 |
wt % |
0.003 > |
0.02 max |
IS 252 |
6 |
Matter Insoluble in Water |
wt % |
0.003 > |
0.01 max |
BSI 6075 |
7 |
Matter Insoluble in Water |
wt - ppm |
22.6 > |
30 max |
ASTM E 291 |
8 |
Aluminium as Al2O3 |
wt - ppm |
5 > |
20 max |
ISO 10566 |
9 |
Heavy Metals as Pb |
wt - ppm |
8 > |
20 max |
IS 9831 |
10 |
Arsenic as As2O3 |
wt - ppm |
0.2 > |
2 max |
IS 9831 |
Main specifications |
Norm |
|
Total nitrogen (N), % |
18 ± 1 |
|
Total phosphates (P2O5), % |
47 ±1 |
|
Moisture, %, max |
1.5 ± 0.3 |
|
Granulometry, % |
between 1- mm,% min |
- |
between 2-5 mm,% min |
95 |
|
less than 6 mm, % |
100 |
|
Static strength of granules, MPa (kgs/cm2), min |
3.0 (30) |
|
DAP is non-toxic, non-combustible and non-explosive. |
APPEARANCE ( VISUAL ) |
CLEAR AND BRIGHT |
SPECIFIC GRAVITY ( 15.5 / 15.5 A,A C* |
.85 - .88 |
BROMINE INDEX ( BR 2 mg /100 G |
15 MAX |
SAYBOLT COLOR |
+ 30 MIN |
REFRACTIVE INDEX 20 A,A*C |
1.480 - 1.485 |
WATER CONTENT ( wt ppm ) |
200 MAX |
Dialkyltetralin ( WT %) |
1 MAX |
PARAFFIN CONTENT ( wt % ) |
.4 MAX |
MONOALKYLBENZENE CONTENT WT % |
98.6 MIN |
CARBON DISTRIBUTION WT % |
|
C9 & LIGHTER |
1 MAX |
C10 |
6 -16 |
C11 |
28 - 39 |
C12 |
25 - 40 |
C13 |
10 - 30 |
C14 & HEAVIER |
2 MAX |
AVERAGE MOLECULER WEIGHT |
238 - 250 |
2 PHENYL ISOMER WT % |
15 MIN |