23.5.23

Rhamnus frangula
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Senna Leaves
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

22.5.23

Rumex ecklonianus, Rumex nepalensis
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

21.5.23

Rhubarb, Rhein, Rheinolic acid, Alizarin
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Rhubarb, Aloe-Emodin
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Rhubarb, Frangula-Emodin Methyl Ether
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

14.5.23

Rhubarb, Emodin
(CHAPTER I. The Anthraquinone Group.)
(Osa artikkelista)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

3.3.23

Rhubarb, Chrysophanic acid
(CHAPTER I. The Anthraquinone Group.)
(Osa artikkelista)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Rhubarb
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

26.2.23

Morinda longiflora.
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Morinda umbellata or Mang-Koudu
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

24.2.23

Morinda citrifolia
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Munjeet or Manjeet
or Rubia cordifolia, Rubia khasiana, Rubia sikkimensis
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

23.2.23

Species of Galium
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Chay Root
(CHAPTER I. The Anthraquinone Group.)
(Osa artikkelista)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...

Madder
(CHAPTER I. The Anthraquinone Group.)

The Natural Organic Colouring Matters By Arthur George Perkin, F.R.S., F.R.S.E., F.I.C., professor of colour chemistry and dyeing in the U...