| CAS No.: | 25646-77-9 |
|---|---|
| Formula: | C11h20n2o5s |
| EINECS: | 247-162-0 |
| Appearance: | Powder |
| Usage: | Photo Chemicals |
| Color: | White |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier | Product Name | Color developer CD-4 | ||||||
| Synonyms | Color developer agent CD-4; Color developing agent CD-4; Color developing CD-4 | ||||||
| Chemical Name | 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate | ||||||
| CAS | 25646-77-9 | ||||||
| EINECS | 247-162-0 | ||||||
| Molecular formula | C11H20N2O5S | ||||||
| Molecular Weight | 292.352 | ||||||
| Physical and Chemical Properties |
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| General Description | White, light gray, or pink powder. Odorless. | ||||||
| Usage | Color developing agent of color photographic film. | ||||||
| Packing | 20kgs/fiber drum | ||||||
| Storage condition | Stored in a cool, ventilated warehouse. Stay away from fire and heat. Storage should be kept separate from oxidant. Equipped with corresponding varieties and quantities of fire equipment. The storage area shall be equipped with leakage emergency treatment equipment and suitable shelter materials. | ||||||
| Specifications | |||||||
| Items | Standard | ||||||
| content [CD--4] % | 99.0-102.0 | ||||||
| appearance | white particle or powder | ||||||
| 5%water solution appearance | colorless | ||||||
| volatile matter % | ≤0.1 | ||||||
| PH range | 2.10-2.50 | ||||||
| CD/H acid | 1.000±0.010 | ||||||
| melting pointºC | 156-160 | ||||||
| ash content % | ≤0.1 | ||||||
| heavy metal % | ≤0.001 | ||||||
| Acidic aqueous solution | qualified | ||||||
| Alkaline aqueous solution | qualified | ||||||
| Photographic properties | qualified | ||||||
| aging characteristic | qualified | ||||||
Suppliers with verified business licenses
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