C-211/213 Morya House, Off New Link Road, Mumbai, Maharashtra - 400053, India
Mobile : +91-9820054078
Phone : +91-22-26744281, +91-22-26744280
Fax : +91-22-26744280
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Acid Violet 49 300%
Acid Violet 49 200%
Acid Violet 49 100%
Acid Violet 49 30 to 33%
Acid Blue N
Acid Violet 49 (300%)
| Criteria | Test requirement |
| Appearance | Dark violet powder |
| Solubility | 50 gms / lit. (min) |
| Loss on drying | 4%max. (w/w at 105 deg. c.) |
| Shade & strength | Comparable to standard (300%) |
| UV absorption | 0.750 ABS at 548 nm of 0.001% w/v solution |
| Ph of 2% w/v soln. | 6.5 to 7.5 |
| Water insoluble | 0.5% max |
| Dusting property | Yes / no (as per sample) |
| Bulk density | 0.65 to 0.70 gm/cc |
| Confirm to standard | IR spectrum should match the standard |
| Alkaline med. (10 ph) | Blue |
| Acidic med. (2 ph) | Green |
Acid Violet 49 (200%)
| Criteria | Test requirement |
| Appearance | Dark violet powder |
| Solubility | 40 gms / lit. (min.) |
| Loss on drying | 4 % max. (w/w at 105 deg. c.) |
| Shade & strength | Comparable to standard (200% ) |
| UV absorption | 0.500 abs at 548 nm of 0.001% w/v solution |
| Ph of 2% w/v soln. | 6.5 to 7.5 |
| Water insoluble | 0.5% max. |
| Dusting property | Yes / no (as per sample ) |
| Bulk density | 0.70 to 0.75 gm/cc |
| Confirm to standard | IR spectrum should match the standard |
| Alkaline med.(10 ph) | Blue |
| Acidic med.(2 ph ) | Green |
Acid Violet 49 (100%)
| Criteria | Test requirement |
| Appearance | Dark violet powder |
| Solubility | 50 gms / lit. (min.) |
| Loss on drying | 4 % max. (w/w at 105 deg. c.) |
| Shade & strength | Comparable to standard (200% ) |
| UV absorption | 0.250 abs at 548 nm of 0.001% w/v solution |
| Ph of 2% w/v soln. | 6.5 to 7.5 |
| Water insoluble | 0.5% max. |
| Dusting property | Yes / no (as per sample ) |
| bulk density | 0.80 to 0.85 gm/cc |
| Confirm to standard | IR spectrum should match the standard |
| Alkaline med.(10 ph) | Blue |
| Acidic med.(2 ph ) | Green |
Acid Violet 49 (30 to 33%)
| Criteria | Test requirement |
| Appearance | Dark violet powder |
| Solubility | 180 gms / lit. (min.) |
| Loss on drying | 75 % max. (w/w at 105 deg. c.) |
| Shade & strength | Comparable to standard (30 to 35% ) |
| UV absorption | 0.150 ABS at 548 nm of 0.001% w/v solution |
| Ph of 2% w/v soln. | 6.5 to 7.5 |
| Water insoluble | 0.5% max. |
| Dusting property | 1.040 TO 1.070 gm/cc at 25 deg C |
| Bulk density | IR spectrum should match the standard |
| Confirm to standard | Blue |
| Alkaline med.(10 ph) | Green |
| Acidic med.(2 ph ) | 3 min. to 4 min. at 25 deg C(3944 B4) |
