Molekula
Naphthol Green B
Naphthol Green B is a synthetic organic pigment used in dyeing, printing, and laboratory applications requiring stable green coloration. It is a sodium salt of a complex iron-containing azo compound. Available with CAS number 19381-50-1, molecular formula C30H15FeN3Na3O15S3, and molecular weight 878.46 g/mol. Stored at ambient temperature. No signal word required. Molekula supplies Naphthol Green B from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Naphthol Green B is a synthetic organic pigment used in dyeing, printing, and laboratory applications requiring stable green coloration. It is a sodium salt of a complex iron-containing azo compound. Available with CAS number 19381-50-1, molecular formula C30H15FeN3Na3O15S3, and molecular weight 878.46 g/mol. Stored at ambient temperature. No signal word required. Molekula supplies Naphthol Green B from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | Dark green powder |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90028312 |
| CAS Number | 19381-50-1 |
| Molecular Formula | C30H15FeN3Na3O15S3 |
| Molecular Weight | 878.46 |
| SMILES | [Na+].O=S(=O)([O-])C=1C=CC2=C(C=CC3=O[Fe+3]45(O=C6C=CC=7C=C(C=CC7C6=[N]4[O-])S(=O)(=O)[O-])(O=C8C=CC=9C=C(C=CC9C8=[N]5[O-])S(=O)(=O)[O-])[N]([O-])=C32)C1 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 32129000 |
| Tariff Code | 3212900000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in IT, FR, ES, DE, EN.
-
IT - (90028312) NAPHTHOL GREEN B [19381-50-1].pdf
SDS · IT · 184 KB
-
FR - (90028312) NAPHTHOL GREEN B [19381-50-1].pdf
SDS · FR · 188 KB
-
ES - (90028312) NAPHTHOL GREEN B [19381-50-1].pdf
SDS · ES · 187 KB
-
DE - (90028312) NAPHTHOL GREEN B [19381-50-1].pdf
SDS · DE · 187 KB
-
EN - (90028312) NAPHTHOL GREEN B [19381-50-1].pdf
SDS · EN · 185 KB
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
FAQ being prepared for this product. Contact our team.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.