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We are offering our client an excellent quality range of Sulphur Black. Black powder leuco or fine-grained. Slightly in water. Soluble in sodium sulfide solution into a drak green leuco. Soluble in hot concentrated sulfuric acid was green blue, black precipitate diluted generated.
We are offering our client an excellent quality range of Sulphur Black. Black powder leuco or fine-grained. Slightly in water. Soluble in sodium sulfide solution into a drak green leuco. Soluble in hot concentrated sulfuric acid was green blue, black precipitate diluted generated.
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