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Qianlong bowl? Mark seems right.
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<p>[QUOTE="jsnggltt, post: 557958, member: 8637"]I found this information on thesprucecrafts.com:</p><p><br /></p><p>“Hard paste porcelain should fluoresce a deep blue or purple color, while soft paste will glow white. But before buying or selling a nice piece of porcelain, always take it into a darkened room with either a handheld or keychain black light to test for repairs.</p><p><br /></p><p>A good repair job might not be readily visible without assistance but will become obvious under a black light since glue used in repairs will fluoresce. Modern paints will glow under the black light as well, so you can also detect touch-ups, repaints, and embellishments with ultraviolet light.”[/QUOTE]</p><p><br /></p>
[QUOTE="jsnggltt, post: 557958, member: 8637"]I found this information on thesprucecrafts.com: “Hard paste porcelain should fluoresce a deep blue or purple color, while soft paste will glow white. But before buying or selling a nice piece of porcelain, always take it into a darkened room with either a handheld or keychain black light to test for repairs. A good repair job might not be readily visible without assistance but will become obvious under a black light since glue used in repairs will fluoresce. Modern paints will glow under the black light as well, so you can also detect touch-ups, repaints, and embellishments with ultraviolet light.”[/QUOTE]
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