Tris Base

White, odorless crystals

  Appearance

<0.0005%

  Zn (Zinc)

<0.0002%

  Pb (Lead)

<0.0005%

  Mn (Manganese)

<0.0005%

  Mg (Magnesium)

<0.0001%

  Fe (Iron)

<0.0005%

  Cu (Copper)

<0.0005%

  Ca (Calcium)

<0.0003%

  As (Arsenic)

<0.0005%

  Sulfate (SO₄)

<0.0002%

  Chloride (Cl)

<0.0005%

  Heavy Metals

<0.03%

  Residue after Ignition

<0.3%

  Loss on drying (105,3h)

<0.03

  Abs.@260nm; 10%; 1cm; water

<0.02

  Abs.@280nm; 10%; 1cm; water

<0.005%

  In water insoluble

10.0~11.5

  pH-value(5%; water)

168.5~171.5

  Melting point

<10#

  APHP Color,20% Aqueous solution

Clear

  Solubility (0.1M, Water)

99.9~100.1%

  Purity

183995  Purity,99.9~100.1%

Tris(hydroxymethyl)-aminomethane
C4H11NO3     Mr  121.14     [77-86-1]

Tris Base
Tris(hydroxymethyl)-aminomethane
C4H11NO3 Mr 121.14 [77-86-1]
183995 Purity,99.9~100.1%