This dye-stuff produces bluer shades of black than either B or B B, and they are faster to soaping. [Please select]
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The black thus obtained is a good one, fairly fast to acids, alkalies and soaping. [Please select]
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The blacks are quite fast to light and acids, but not to soaping. [Please select]
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A very fine shade is thus obtained, which is fast to acids, alkalies and soaping. [Please select]
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Alkalies turn it red, but it is fast to dilute acid and soaping. [Please select]
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This gives a good bright shade of scarlet, which is fast to acids and soaping, although not fast to light. [Please select]
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This yields a light shade, not so fast to acids as the last, but equally fast to soaping and light. [Please select]
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This also gives a good shade of Scarlet fast to soaping. [Please select]
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This gives a fine crimson shade which, however, is not fast to soaping or to light. [Please select]
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The few direct greens known are good colours; they stand washing, soaping and light well, but they are affected by acids and alkalies. [Please select]
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The blues vary very much, generally they stand soaping and have a fair degree of fastness to light, acids have but little action, alkalies tend to redden the shade, while heat also affects them. [Please select]
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