Hanson Industries said it has agreed to sell all of its Allied Paper operations in Jackson, Ala., to Boise Cascade for about $150 million, plus related working capital . . . Sam Sebastiani, recently ousted president of Sebastiani Vineyards, said he will release a Sauvignon Blanc wine under his own label in September . . . Uniroyal said it has agreed to sell its power transmission business to Gates Rubber Co. for $125 million . . . The nation's stockbrokers earned $79,575 on average in 1985, according to a study conducted by the Securities Industry Assn. . . . Singapore Airlines has ordered two A310-300s valued at about $165 million from Airbus Industrie . . . Burlington Industries announced a tender offer for C. M. Masland & Sons of $68 per share, or a total of about $109 million.