Molecule

REAGENT

ACS

≥98%

>99%

≥99.5%

99.999% (metals basis)

95% min

K: ≤0.005%

Na: ≤0.005%

Pb: ≤0.001%

Cu: ≤0.0005%

Al: ≤0.0005%

Fe: ≤0.0005%

Zn: ≤0.0005%

Mg: ≤0.0005%

Ca: ≤0.005%

chloride (Cl-): ≤0.0005%

sulfate (SO42-): ≤0.002%

≤0.01%

≤0.005% Insoluble matter

≤0.0005% Phosphorus (P)

plant cell culture tested

1Y

Oxidising (O)

Irritant (Xi)

R:8-36/37/38

8-36/37/38

8-9-36/37/38

O2

1942

0222 – with > 0.2% combustible substances
1942 – with <= 0.2% combustible substances
2067 – fertilizers
2426 – liquid

UN1942

5.1B

S:17-20-25-26-37/39

17-26-36

BR9050000

5.1

III

3

140

Room Temperature (15-30°C)

very low

Explosive

5270 m/s

not listed

very low

2085–5300 mg/kg (oral in rats, mice)

Warning

Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges

P220-P261-P305+P351+P338

P221-P283-P210-P305+P351+P338-P405-P501A

1

UN 1942 5.1/PG 3

H272-H315-H319-H335

H271-H315-H319-H335-H303

是

210 °C with decomposition

approx. 210 °C decomp.

210 °C(lit.)

210°C dec.

Inorganic solid, not applicable.

1.725 g/cm³ at 25 °C

1.725 g/cm³ (20 °C)

1.72

170 °C

169.6 °C

169 °C(lit.)

170°C

118 g/100 ml (0 °C)
150 g/100 ml (20 °C)
297 g/100 ml (40 °C)
410 g/100 ml (60 °C)
576 g/100 ml (80 °C)
1024 g/100 ml (100 °C) in water

H2O: soluble1 M, clear, colorless

Freely soluble in water

white/grey solid

Crystalline

Granular