A
Alcohol figure
Algarobilla
Alizarin
Alizarin yellow, in paste
Alkalies, reaction of, to Neradol D
Alum-neradol tannage
Alum tannage
Aminobenzene
Aminophenol, p-
Aniline dyes
Anthracene
Anthraquinone
Arylsulphaminoarylsulphonic acids
Arylsulphoxyarylsulpho acids
B
Bakelite
Bakelite solution
Benzoylamino 6-chloranthraquinone
Benzylsulphanilate sodium
Bismuth salts
Bleaching method for leather with Neradol D
Bloom
Bromo-[Greek: b]-naphthol
Bromonitrophenol
Bromophloroglucinol
Bromosalicylic acid
Bromotrinitrophenol
C
Carbazole
Carbomethoxyhydroxybenzoic acid,
Carbomethoxyhydroxybenzoic acid chloride,
Catechine
Catechol
Cerium salts
Ceruleoellagic acid
Cesium salts
Chestnut wood extract
Chloronaphthalenesulphonic acid
Chlorophenol
Chrome-Neradol D tannage
Chrome salts
Chrome tannage
Coal, bituminous
Coffee tannin
Combination tannage with Ordoval
Combination tannage with Neradol D
Condensation by heat
Condensation methods
Condensation with aldehydes
Condensation with glycerol
Condensation with phosphorus compounds
Condensation with sulphur chloride
Copper salts
Corinal
Cresol
Cresol-p-sulphonic acid, o-
Cresolsulphonic acid
Cresotinic acid
D
Depsides
Detannisation with hide powder
Diaminoanthraquinone
Diaminonaphthylmethanedisulphonic acid
Dianilinoquinone
Dibenzopyrrol
Di-[Greek: b]-oxynaphthoic
Di-[Greek: b]-resorcylic acid
Dichloranthraquinone
Dichloronaphthylmethanedisulphonic acid
Dicresylmethanedisulphonic acid
Dicresylmethanedisulphonic acid purified electro-osmotically
Dicresylmethane sulphonate sodium
Didepsides
Didymium salts
Diferulic acid
Digallic acid
Digallic acid, [Greek: b]-
Digallic acid, inactive
Digallic acid, m-
Digalloylleucodigallic acid anhydride
Digentisinic acid
Dihydric alcohols, aromatic
Dihydroxybenzene, m-
Dihydroxybenzene, o-
Dihydroxybenzene, p-
Dihydroxybenzenes
Dimethylaniline
Dimethylellagic acid
Di-m-oxybenzoic acid
Dinaphthylmethanedisulphonic acid
Dinitronaphthylmethanedisulphonic acid
Di-o-cumaric acid
Diorsellic acid, o-
Diorsellic acid, p-
Dioxyellagic acid
Dioxynaphthylmethanedisulphonic acid
Dioxytoluic acid
Diphenylmethane
Diphenylmethanedisulphonic acid
Di-p-hydroxybenzoic acid
Diprotocatechuic acid
Disalicylic acid
Disyringic acid
Dithionaphthylmethanedisulphonic acid
Dividivi
Dividivi tannin
Dixylylmethanedisulphonic acid
E
Electro-chemical behaviour of Neradol D
Electro-osmosis of Neradol D
Ellagic acid
Ellagitannic acid
Empirical formula of tannin
Erythrine
Esco-extract
Ester formula of tannin
Ethyl acetate figure
F
Fat-Neradol D tannage
Feruloyl-p-oxybenzoic acid
Flavellagic acid
Fluorene
Formaldehyde
Formaldehyde tannage
G
G-acid
Gallate ethyl
Gallic acid
Galloflavine
Galloyl-p-hydroxybenzoic acid
Galls, oak
Gall tannin
Generator tar
Guaiacol
H
Halogens
Hepta-[tribenzoyl-galloyl]-p-iodophenylmaltosazone
Hexahydroxyaurinecarboxylic acid
Hexoxyanthraquinone
Hexoxydiphenyl
Hexoxydiphenyldicarboxylic acid
Hexoxydiphenylmethanedicarboxylic acid
Humic acid
Hydrolysis of tannins
Hydroquinone
Hydroxybenzoate sodium, m-
Hydroxybenzoate sodium, p-
Hydroxybenzoic acid, p-
Hydroxybenzoic acid
Hydroxy-cymenes
I
Indophenol reaction
Iron, reaction of, to Neradol D
Iron salts
K
Ketone formula of tannin
L
Lanthanum salts
Lead salts
Leather analysis in presence of Neradol D
Lecanoric acid
Leucodigallic acid
Leucoellagic acid
Leucotannin
Lignite
Luteic acid
M
Malletto tannin
Mangrove tannin
Melangallic acid
Mercury salts
Metellagic acid
Methylamino-4-bromanthraquinone
Methylenedinaphthol
Methylenedisalicylic acid
Methylenedisalicylic acid, brominated
Methylenedisalicylic acid, iodised
Methylisopropylphenanthrene
Methylotannin
Molybdenum figure
Monochloro-p-dihydroxybenzene
Mud
Myrabolams
Myrabolams, tannin
N
Naphthalenesulphonic acid, [Greek: b]-
Naphthol, [Greek: a]-
Naphthol, [Greek: b]-
Naphthol-[Greek: a]-methanesulphonic acid
Naphtholdisulphonic acid
Naphtholmonosulphonic acid
Naphtholsulphonic acid, [Greek: a]-
Naphtholsulphonic acid, [Greek: b]-
Neodymium salts
Neradol D
Neradol D tannin
Neradol N
Neradol ND
Neradol ND, neutral
Nitronaphthalenesulphonic acid
Nitrophenol, o-
Nitrosodimethylaniline
Non-tannins
Novolak
O
Oak bark
Oak bark tannin
Official method of tannin analysis
Orcinol
Ordoval G
Orsellic acid
Orsellinoyl-p-oxybenzoic acid
Oxyanthraquinone
Oxyazo reaction
Oxybenzoyl-m-hydroxybenzoic acid
Oxybenzoyl-p-hydroxybenzoic acid, m-
Oxybenzoylsyringic acid
Oxynaphthoyl-p-hydroxybenzoic acid, a-
Oxynaphthylmethanesulphonic acid
Oxyphenylmethanesulphonic acid
Oxyquinoline
P
PATENTS— Austrian 58,405; 61,057; 61,061; 64,479; 66,895; 68,796; 69,194; 69,375; 69,376; 69,377; 70,162 German 72,161; 111,408; 112,183; 132,224; 181,288; 184,449; 200,539; 206,957; 211,403; 262,558; 282,313; 286,568; 290,965; 291,457; 293,042; 293,640; 293,693; 297,187; 297,188; 300,567; 303,640; 305,516; 319,713; 320,613 Swiss 78,282; 78,797; 79,139 U.S.A. 1,639,174 Peat Pelts Pelts, action on, of Neradol D Penta-[p-hydroxybenzoyl] glucose, Penta-[p-methyl-m-digalloyl]-glucose Penta-[pyrogalloylcarboyl]-glucose Pentacetylleucotannin Pentacetyl-m-digallic acid Pentacetyl tannin Pentadigalloylglucose Pentagalloylglucose Pentagalloylglucoside Pentamethyldigallic acid, methyl ester Pentamethyl-m-digalloyl chloride, Pentamethyl-m-digallic acid Pentamethyl-m-digallic acid methyl ester Pentamethyl-p-digallic acid Pentamethyl-p-digallic acid methyl ester Pentamethoxybiphenylmethylolide carboxylic acid methyl ester Pentoxybiphenylmethylolide Pentoxybiphenylmethylolide carboxylic acid Phenanthraquinone Phenolsulphonate sodium Phenolsulphonic acid Phenolsulphonic acid anhydride Phenol, tautomeric Phenylcarboxylic acid Phenylhydrazine derivatives of tannin Phenylhydrazine ellagic acid Phlobaphene Phlobaphene-solubilising action of neradols Phloroglucinol Phthalic acid Pickling Picric acid Platinum salts Polydepsides Polydigalloylleucodigallic acid anhydride Polyhydroxybenzenes Pomegranate Preparation of tannin infusion Properties of leather tanned with Neradol Protocatechuic acid Protocatechuyl-p-hydroxybemoic acid Pseudo-tannage Purpuro tannin Pyrogallol Pyrogallic acid Pyrogalloylcarboyl-p-oxybenzoic acid Pyruvic acid
Q
Quinazarene
Quinoline
Quinone
R
R-acid
Reaction, Procter-Hirst
Reagents for Neradol D tannage
Resites
Resitol
Resols
Resorcinol
Resorcylic acid, [Greek: b]-
Retene
Rosins, acid
Rosolic acid
Rufigallic acid
S
S-acid
Salicylic acid
Salicylic acid phenyl ester
Salicyl-p-hydroxybenzoic acid
Salol
Silver oxide
Solution salt
Solvenol
Structure of tannin
Sulphinic acid
Sulphite cellulose extract
Sulphite lye
Sulphonamide
Sulphonic acids, aromatic
Sulphonic chloride
Sulphur
Sulphur tannage
Sulphuric acid-free Neradol D
Sulphuric acid in leather
Syringoyl-p-hydroxybenzoic acid
T
Tannin
Tannin action, real
Tannin analysis
Tanning matters
Tannin molecule
Tannin, pure
Tannophor
Test tannage
Tetradepsides
Tetragalloyl-[Greek: a]-methylglucoside
Tetramethylellagic acid
Tetroxydiphenyldimethylolide
Thionaphtholsulphonic acid
Thiosulphonic acid
Thorium salts
Thymol
Toluidoanthraquinone, l-m-
Total solids
Total solubles
Tribromophenol
Tribromopyrogallic acid
Tricarbomethoxygalloyl chloride
Tridepside
Trihydroxybenzenes
Trinitrophenol
Triphenylmethane
V
Valonea
Vanadium salts
Vanillic acid
Vanilloyl-di-p-oxybenzoyl-p-hydroxybenzoic acid
Vanilloyl-p-hydroxybenzoic acid
Vanilloyl vanillin
X
Xanthenes
Z
Zinc salts
Zirconium salts