[LR-09] 8-HYDROXY QUINOLINE                                                                                   CAS-No. 148-24-3

Chemical Formula

C₉H₇NO

Molecular Weight

145.16

Content ( C₉H₇NO)

≥ 99.5%

Melting range

73-74.5 °C

Suitability as reagent(For Mg-test)

Conforms

Solution clarity (Acetic acid)

Conforms

Sulfated ash

≤ 0.02%

Chloride (Cl)

≤ 0.002%

Sulphate (SO₄ )

≤ 0.01%

[LR-10] HYDROXYLAMINE HYDROCHLORIDE                                                         CAS-No. 5470-11-1

Chemical Formula

NH₂OH.HCl

Molecular Weight

69.49

Content ( NH₂OH.HCl)

≥ 98.5%

Sulphate (SO₄)

≤ 0.002%

Heavy metals(As Pb)

≤ 0.0003%

Fe(Iron)

≤ 0.0003%

NH₄(Ammonium)

≤ 0.1%

Residue on ignition (As sulphate)

≤ 0.01%

Solution clarity(Water)

Conforms

Reactivity in Water

Pass test

[LR-12] 1,10-PHENANTHROLINE MONOHYDRATE                                                CAS-No. 5144-89-8

Chemical Formula

C₁₂H₈N₂· H₂O

Molecular Weight

198.24

Content( C₁₂H₈N₈)

≥ 99%

Appearance

Conforms

Mole absorption rate of Fe complex, L/c m.mol

≥ 1.15x10⁴

Melting point (anhydrous substance)

117-119 °C

Solution Clarity (Ethanol)

Conforms

Sulfated ash

≤ 0.1%

Water

8.5%-10%

[LR-13] SULFAMIC ACID                                                                                                CAS-No. 5329-14-6

Chemical Formula

H₃NO₃S

Molecular Weight

97.09

Content

≥ 99.5%

Chloride(Cl)

≤ 0.001%

Sulfated(SO₄ )

≤ 0.05%

Iron(Fe)

≤ 0.0002%

Heavy metal(as Pb)

≤ 0.001%

Residue after ignition

≤ 0.005%

Unsolution matter in water

≤ 0.01%

Solution Clarity

Pass test

[LR-14 ] Sodium Sulfosalicylate dihydrate

Chemical Formula

C₇H₅NaO₆S · 2H₂O

Molecular Weight

276.20

Content

≥ 99.0%

Suitability for Iron determination

Conforms

Chloride(Cl)

≤ 0.002%

Sulfated(SO₄ )

≤ 0.1%

Heavy metal(as Pb)

≤ 0.002%

Iron(Fe)

≤ 0.0005%

HOC₆H₄COOH

≤ 0.05%

Solution Clarity (water)

Conforms

Chemical Formula

C₇H₆O₆S · 2H₂O

Molecular Weight

254.22

Content

≥ 99.0%

Suitability for Iron determination

Conforms

Appearance of solution

Conforms

Chloride(Cl)

≤ 0.002%

Sulfated(SO₄ )

≤ 0.1%

Heavy metal(as Cu)

≤ 0.0005%

Iron(Fe)

≤ 0.0001%

HOC₆ H₄COOH

≤ 0.02%

Soluble in water

≤ 0.005%

Sulfated ash

≤ 0.02%