Dyes And Pigment Intermediate

Sodium Naphthionate intermediate of azo dyes

• Brand: Langke
• Packaging: 25 kg bag
• Supply Ability: 60 metric tons per month
• Min. Order: 1000 Kilogram

Product name: Sodium Naphthionate Synonyms:1-NAPHTHALENESULFINIC ACID SODIUM SALT;Naphthalene-1-sulfinic acid sodium salt;Sodium naphthalene-1-sulfinate Cas No.: 130-13-2 MF: C10H10NNaO3S MW: 247.24 Place of Origin: China Type: Dye intermediates Usage: As Sulfo Tobias Acid, it is mainly used for producing dyes....

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2,4-Diaminobenzenesulfonic Acid Sodium Salt(MPDSA)

• Packaging: 25 kg bag
• Supply Ability: 60 metric tons per month
• Min. Order: 1000 Kilogram
• Model No.: CAS NO.:3177-22-8

Product name: 2,4-Diaminobenzenesulfonic Acid Sodium Salt(MPDSA) CAS NO.:88-63-1 MF:C6H8N2O3S MW:188.2 Place of Origin: China Type: dyes intermediates Usage: It is mainly used to produce dyestuffs. Such as acid dyes. Qingdao Langke Co., Ltd is one of the main supplier of pigment,dyestuff and their intermediates. In...

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Sulfo tobias acid

• Brand: Langke
• Packaging: 25kg bag
• Supply Ability: 6000 metric tons per month
• Min. Order: 1000 Kilogram

Product name: Sulfo Tobias Acid CAS NO.:117-62-4 Place of Origin: China Molecular Formula:C10H9NO6S2 Molecular Weight: 303.31 Appearance: White Powder Application: It is one of the dye intermediates. Can be used to manufacture organic dyestuff. Qingdao Langke Co., Ltd is one of the main supplier of pigment,dyestuff...

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1-(4'-Tolyl)-3-Methyl-5-Pyrazolone(PTMP) CAS NO.: 86-92-0

• Brand: langke
• Packaging: 25 kg bag
• Supply Ability: 60 metric tons per month
• Model No.: CAS NO.:86-92-0

Product name: 1-(4'-Tolyl)-3-Methyl-5-Pyrazolone(PTMP) CAS NO.: 86-92-0 Place of Origin: China Molecular Formula: C11H12N2O Molecular Weight: 188.23 Appearance: Pale yellow crystal powder Conten/Assay: 99.0%min Melting Point: 133.5℃min Application: It is mainly used for synthesis of pigments as coupling component, for...

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Naphthol AS

• Brand: langke
• Packaging: 25 kg bag
• Supply Ability: 60 metric tons per month
• Model No.: CAS NO.:92-77-3

Product name: Naphthol AS Other names:Orange Base GC CAS NO.: 92-77-3 Place of Origin: China Molecular Formula: C17H13NO2 Molecular Weight: 263.29 EINECS number: 202-188-1 Appearance: Buff yellow or Pink Homogeneous Powder Strength:100% Purity: 99.0%min Melting Point: 247℃min Base Insoluble:0.15%max Application: It is...

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Naphthol AS-LC

• Brand: langke
• Packaging: 25 kg bag
• Supply Ability: 60 metric tons per month
• Min. Order: 1000 Kilogram

Product name: Naphthol AS-LC CAS NO.: 4273-92-1 Molecular Formula:C19H16ClNO4 Molecular Weight: 357.79 EINECS number: 224-270-6 Place of Origin: China Appearance: Light Buff Yellow Powder Strength:100% Purity: 99.0%min Melting Point: 189℃min Base Insoluble:0.2%max Application: It is mainly used for manufacturing...

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Fast Red B Base

• Brand: langke
• Packaging: 25 kg bag
• Supply Ability: 60 mt per month
• Min. Order: 1000 Kilogram

Product name: Fast Red B Base CAS NO.:97-52-9 Place of Origin: China Molecular Formula: C7H8N2O3 Molecular Weight: 168.15 EINECS number: 202-588-6 Purity: 99.0%min Melting Point: 115℃min Moisture:0.5%max Application: It is one of pigment intermediates and mainly used for manufacturing organic pigments. Qingdao Langke...

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5-Acetoacetylamino-Benzimi-Dazolone(AABI)

• Brand: langke
• Packaging: 20 kg bag
• Supply Ability: 60 metric tons per month
• Min. Order: 1000 Kilogram

Product name: 5-Acetacetylamino-Benzimi-Dazolone(AABI) CAS NO.: 26576-46-5 MF: C11H11N3O3 MW: 233.22 Place of Origin: China Conten/Assay: 99.0%min Moisture:0.5%max Application: It is one of pigment intermediates. Can be used to produce organic pigment for coating/painting, paper, ink and plastic. Qingdao Langke Co.,...

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